diff --git a/src/api/encryption_get.c b/src/api/encryption_get.c
index dcd5ae1d460e6b8aecc74eded1dbd20871ab5646..009dd05f64562eb7115f505431c88ba6b5d2c8cb 100644
--- a/src/api/encryption_get.c
+++ b/src/api/encryption_get.c
@@ -33,7 +33,7 @@ int callback_encryption_get(const struct _u_request * request,
             FILESYSTEM_TYPE);
         if (r != 0)
         {
-            y_log_message(Y_LOG_LEVEL_ERROR, "mounting root device failed: return code %d\n", r);
+            y_log_message(Y_LOG_LEVEL_ERROR, "mounting root device failed: return code %d", r);
             return send_simple_response(response, 500, "error",
                "mounting root device failed");
         }
diff --git a/src/api/encryption_init_post.c b/src/api/encryption_init_post.c
index 1dec2f90f6dec26b8b06688d546c715ba1e124ad..25b0b408d67729c1417d45e1aa095626c730fad5 100644
--- a/src/api/encryption_init_post.c
+++ b/src/api/encryption_init_post.c
@@ -58,7 +58,7 @@ int callback_encryption_init_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR, 
-            "mounting root device failed: return code %d\n", r);
+            "mounting root device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "mounting root device failed");
     }
@@ -75,7 +75,7 @@ int callback_encryption_init_post(const struct _u_request * request,
 
     // Copy device contents to temporary filesystem.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-            "copying existing root device contents to memory\n");
+            "copying existing root device contents to memory");
     char * command = NULL;
     asprintf(&command, "rsync -a %s/ %s", UNENCRYPTED_TMP_MOUNTPOINT,
         TMP_LOCATION);
@@ -83,7 +83,7 @@ int callback_encryption_init_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "copying root device contents into memory failed: return code %d\n",
+            "copying root device contents into memory failed: return code %d",
             r);
         return send_simple_response(response, 500, "error",
             "copying root device contents into memory failed");
@@ -91,13 +91,13 @@ int callback_encryption_init_post(const struct _u_request * request,
 
     // Unmount unencrypted device.
     y_log_message(Y_LOG_LEVEL_ERROR,
-        "unmounting unencrypted device at %s\n",
+        "unmounting unencrypted device at %s",
         UNENCRYPTED_TMP_MOUNTPOINT);
     r = umount(UNENCRYPTED_TMP_MOUNTPOINT);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR, 
-            "unmounting encrypted device failed: return code %d\n", r);
+            "unmounting encrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unmounting unencrypted device failed");
     }
@@ -110,33 +110,33 @@ int callback_encryption_init_post(const struct _u_request * request,
     if (stat(authorized_keys_path, &st) == -1)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "authorized_keys not found on root device at %s\n",
+            "authorized_keys not found on root device at %s",
             authorized_keys_path);
         return send_simple_response(response, 500, "error",
             "authorized_keys not found on root device");
     }
 
     // Re-partition device.
-    y_log_message(Y_LOG_LEVEL_ERROR, "repartitioning device %s\n", ROOT_DEVICE);
+    y_log_message(Y_LOG_LEVEL_ERROR, "repartitioning device %s", ROOT_DEVICE);
     command = NULL;
     asprintf(&command, "sgdisk -a 8192 -n 1:0:48M -N 2 %s", ROOT_DEVICE);
     r = system(command);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "partitioning root device failed: return code %d\n", r);
+            "partitioning root device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "partitioning root device failed");
     }
 
     // Inform kernel of partitioning changes.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "running partprobe\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "running partprobe");
     command = NULL;
     asprintf(&command, "partprobe");
     r = system(command);
     if (r != 0)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "partprobe failed: return code %d\n", 
+        y_log_message(Y_LOG_LEVEL_ERROR, "partprobe failed: return code %d", 
             r);
         return send_simple_response(response, 500, "error",
             "partprobe failed");
@@ -144,38 +144,38 @@ int callback_encryption_init_post(const struct _u_request * request,
     // Sleep for a little while.
     // This seems necessary for the newly created partitions to appear as
     // devices.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "waiting a bit...\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "waiting a bit...");
     sleep(2);
 
     // Create filesystem on the info partition.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "creating filesystem on info partition\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "creating filesystem on info partition");
     command = NULL;
     asprintf(&command, "mkfs -t %s %s", FILESYSTEM_TYPE,
         INFO_PARTITION_DEVICE);
-    y_log_message(Y_LOG_LEVEL_DEBUG, "command: %s\n", command);
+    y_log_message(Y_LOG_LEVEL_DEBUG, "command: %s", command);
     r = system(command);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "creating filesystem failed: return code %d\n", r);
+            "creating filesystem failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "creating filesystem inside encrypted container failed");
     }
 
     // Mount the info partition.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "mounting info partition\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "mounting info partition");
     r = temporary_mount(INFO_PARTITION_DEVICE, INFO_TMP_MOUNTPOINT,
         FILESYSTEM_TYPE);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "mounting encrypted device failed: return code %d\n", r);
+            "mounting encrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "mounting encrypted root device failed");
     }
 
     // Create some directories in the info partition.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "creating directories in info partition\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "creating directories in info partition");
     command = NULL;
     asprintf(&command, "mkdir -p %s%s %s%s", INFO_TMP_MOUNTPOINT,
         AUTHORIZED_KEYS_DIR, INFO_TMP_MOUNTPOINT, SSH_HOST_KEY_DIR);
@@ -183,13 +183,13 @@ int callback_encryption_init_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "creating directories failed: return code %d\n", r);
+            "creating directories failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "creating directories in info partition failed");
     }
 
     // Copy authorized_keys file to the info partition.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "copying authorized_keys to info partition\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "copying authorized_keys to info partition");
     command = NULL;
     asprintf(&command, "cp %s %s%s",
         AUTHORIZED_KEYS_PATH, INFO_TMP_MOUNTPOINT, AUTHORIZED_KEYS_PATH);
@@ -197,13 +197,13 @@ int callback_encryption_init_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "copying authorized_keys failed: return code %d\n", r);
+            "copying authorized_keys failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "copying authorized_keys failed");
     }
 
     // Copy dropbear ssh host keys from the initrd to the info partition.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "copying dropbear ssh host keys\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "copying dropbear ssh host keys");
     command = NULL;
     asprintf(&command, "cp /etc/dropbear/* %s%s/", INFO_TMP_MOUNTPOINT,
         SSH_HOST_KEY_DIR);
@@ -211,75 +211,75 @@ int callback_encryption_init_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_DEBUG,
-            "copying dropbear ssh host keys failed: return code %d\n", r);
+            "copying dropbear ssh host keys failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "copying dropbear ssh host keys failed");
     }
 
     // Unmount info partition.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "unmounting info partition at %s\n", INFO_TMP_MOUNTPOINT);
+        "unmounting info partition at %s", INFO_TMP_MOUNTPOINT);
     r = umount(INFO_TMP_MOUNTPOINT);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unmounting failed: return code %d\n", r);
+            "unmounting failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unmounting configuration partition failed");
     }
 
     // Initialise encrypted container on data partition.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "creating encrypted container at %s\n", DATA_PARTITION_DEVICE);
+        "creating encrypted container at %s", DATA_PARTITION_DEVICE);
     r = create_encrypted_device(DATA_PARTITION_DEVICE, password);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "creating encrypted container failed: return code %d\n", r);
+            "creating encrypted container failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "creating encryption container failed");
     }
 
     // Unlock the new container.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "unlocking encrypted device\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "unlocking encrypted device");
     r = encryption_unlock(DATA_PARTITION_DEVICE, MAPPED_DEVICE_NAME,
         password);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unlocking encrypted container failed: return code %d\n", r);
+            "unlocking encrypted container failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unlocking new encryption container failed");
     }
 
     // Create filesystem in the new container.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "creating filesystem in new container\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "creating filesystem in new container");
     command = NULL;
     asprintf(&command, "mkfs -t %s %s", FILESYSTEM_TYPE, MAPPED_DEVICE_PATH);
     r = system(command);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "creating filesystem failed: return code %d\n", r);
+            "creating filesystem failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "creating filesystem inside encrypted container failed");
     }
 
     // Mount the unlocked container.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "mounting new filesystem\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "mounting new filesystem");
     r = temporary_mount(MAPPED_DEVICE_PATH, DATA_TMP_MOUNTPOINT,
         FILESYSTEM_TYPE);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "mounting encrypted device failed: return code %d\n", r);
+            "mounting encrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "mounting encrypted root device failed");
     }
 
     // Copy device contents from temporary filesystem to encrypted container.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "copying root device contents from memory\n");
+        "copying root device contents from memory");
     command = NULL;
     asprintf(&command, "rsync -a %s/ %s", TMP_LOCATION, DATA_TMP_MOUNTPOINT);
     r = system(command);
@@ -294,23 +294,23 @@ int callback_encryption_init_post(const struct _u_request * request,
 
     // Unmount filesystem on encrypted data partition.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "unmounting encrypted device at %s\n", DATA_TMP_MOUNTPOINT);
+        "unmounting encrypted device at %s", DATA_TMP_MOUNTPOINT);
     r = umount(DATA_TMP_MOUNTPOINT);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unmounting encrypted device failed: return code %d\n", r);
+            "unmounting encrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unmounting encrypted device failed");
     }
 
     // Lock the container.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "locking encrypted device\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "locking encrypted device");
     r = encryption_lock(MAPPED_DEVICE_NAME);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "locking encrypted container failed: return code %d\n", r);
+            "locking encrypted container failed: return code %d", r);
         return send_simple_response(response, 500, "error",
            "locking container failed");
     }
diff --git a/src/api/encryption_keys_get.c b/src/api/encryption_keys_get.c
index 6f6d5c1c17778426e2df7b6903290a347475b09e..6783e4ced94d21cd17f17375c33bb5d95407ec1c 100644
--- a/src/api/encryption_keys_get.c
+++ b/src/api/encryption_keys_get.c
@@ -24,7 +24,7 @@ int callback_encryption_keys_get(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "container_initialise failed with status %d\n", r);
+            "container_initialise failed with status %d", r);
         return send_simple_response(response, 500, "error",
             "initialising encrypted container failed");
     }
diff --git a/src/api/encryption_keys_put.c b/src/api/encryption_keys_put.c
index 6634d8ae5ca8452c3d0c62aaa76d6a9d589f0d33..eb36b809d58631b61c9d06e1175d65927fdf9636 100644
--- a/src/api/encryption_keys_put.c
+++ b/src/api/encryption_keys_put.c
@@ -43,7 +43,7 @@ int callback_encryption_keys_put(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_WARNING,
-            "invalid url parameter `slot`: %s\n", keyslot_string);
+            "invalid url parameter `slot`: %s", keyslot_string);
         return send_simple_response(response, 400, "error",
             "invalid url parameter `slot`");
     }
@@ -58,7 +58,7 @@ int callback_encryption_keys_put(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "container_initialise failed with status %d\n", r);
+            "container_initialise failed with status %d", r);
         return send_simple_response(response, 500, "error",
             "initialising encrypted container failed");
     }
@@ -78,7 +78,7 @@ int callback_encryption_keys_put(const struct _u_request * request,
     {
         // Something else went wrong.
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "crypt_keyslot_add_by_passphrase failed with status %d\n", r);
+            "crypt_keyslot_add_by_passphrase failed with status %d", r);
         return send_simple_response(response, 500, "error",
             "error changing password");
     }
diff --git a/src/api/encryption_remove_post.c b/src/api/encryption_remove_post.c
index 1a878fffe4faaa261a49bd819034538221f81549..5ab0a4b2d3eae920bb5c8c63f17e79b04151a690 100644
--- a/src/api/encryption_remove_post.c
+++ b/src/api/encryption_remove_post.c
@@ -46,7 +46,7 @@ int callback_encryption_remove_post(const struct _u_request * request,
     }
 
     // Unlock the container.
-    y_log_message(Y_LOG_LEVEL_INFO, "unlocking encrypted device\n");
+    y_log_message(Y_LOG_LEVEL_INFO, "unlocking encrypted device");
     r = encryption_unlock(DATA_PARTITION_DEVICE, MAPPED_DEVICE_NAME,
         password);
     if (r == -1)
@@ -58,7 +58,7 @@ int callback_encryption_remove_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unlocking encrypted container failed: return code %d\n", r);
+            "unlocking encrypted container failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unlocking encrypted container failed");
     }
@@ -69,7 +69,7 @@ int callback_encryption_remove_post(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "mounting root device failed: return code %d\n", r);
+            "mounting root device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "mounting root device failed");
     }
@@ -85,14 +85,14 @@ int callback_encryption_remove_post(const struct _u_request * request,
 
     // Copy device contents to temporary filesystem.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "copying existing root device contents to memory\n");
+        "copying existing root device contents to memory");
     char * command = NULL;
     asprintf(&command, "rsync -a %s/ %s", DATA_TMP_MOUNTPOINT, TMP_LOCATION);
     r = system(command);
     if(r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "copying root device contents into memory failed: return code %d\n",
+            "copying root device contents into memory failed: return code %d",
             r);
         return send_simple_response(response, 500, "error",
             "copying root device contents into memory failed");
@@ -100,23 +100,23 @@ int callback_encryption_remove_post(const struct _u_request * request,
 
     // Unmount encrypted data partition.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "unmounting encrypted device at %s\n", DATA_TMP_MOUNTPOINT);
+        "unmounting encrypted device at %s", DATA_TMP_MOUNTPOINT);
     r = umount(DATA_TMP_MOUNTPOINT);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unmounting encrypted device failed: return code %d\n", r);
+            "unmounting encrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unmounting encrypted device failed");
     }
 
     // Lock the container.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "locking encrypted device\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "locking encrypted device");
     r = encryption_lock(MAPPED_DEVICE_NAME);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "locking encrypted container failed: return code %d\n", r);
+            "locking encrypted container failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "locking encrypted container failed");
     }
@@ -125,59 +125,59 @@ int callback_encryption_remove_post(const struct _u_request * request,
     // We didn't mount this in cryptops-api, but it was mounted by the initrd
     // scripts for use by dropbear.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "unmounting info partition at %s\n", INFO_MOUNTPOINT);
+        "unmounting info partition at %s", INFO_MOUNTPOINT);
     r = umount(INFO_MOUNTPOINT);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unmounting info partition failed: return code %d\n", r);
+            "unmounting info partition failed: return code %d", r);
         return send_simple_response(response, 500, "error",
            "unmounting info partition failed");
     }
 
     // Remove all partitions from the device.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "removing partitions from device %s\n", ROOT_DEVICE);
+        "removing partitions from device %s", ROOT_DEVICE);
     command = NULL;
     asprintf(&command, "sgdisk -Z %s", ROOT_DEVICE);
     r = system(command);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "removing partitions failed: return code %d\n", r);
+            "removing partitions failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "removing partitions failed");
     }
 
     // Create filesystem on the unencrypted device.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "creating filesystem on unencrypted device\n");
+        "creating filesystem on unencrypted device");
     command = NULL;
     asprintf(&command, "mkfs -t %s %s", FILESYSTEM_TYPE, ROOT_DEVICE);
     r = system(command);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "creating filesystem failed: return code %d\n", r);
+            "creating filesystem failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "creating filesystem on unencrypted device failed");
     }
 
     // Mount the new filesystem.
-    y_log_message(Y_LOG_LEVEL_DEBUG, "mounting new filesystem\n");
+    y_log_message(Y_LOG_LEVEL_DEBUG, "mounting new filesystem");
     r = temporary_mount(ROOT_DEVICE, UNENCRYPTED_TMP_MOUNTPOINT,
         FILESYSTEM_TYPE);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "mounting unencrypted device failed: return code %d\n", r);
+            "mounting unencrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "mounting unencrypted root device failed");
     }
 
     // Copy device contents from memory to the unencrypted device.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "copying root device contents from memory\n");
+        "copying root device contents from memory");
     command = NULL;
     asprintf(&command, "rsync -a %s/ %s",
         TMP_LOCATION, UNENCRYPTED_TMP_MOUNTPOINT);
@@ -193,12 +193,12 @@ int callback_encryption_remove_post(const struct _u_request * request,
 
     // Unmount filesystem on unencrypted device.
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "unmounting unencrypted device at %s\n", UNENCRYPTED_TMP_MOUNTPOINT);
+        "unmounting unencrypted device at %s", UNENCRYPTED_TMP_MOUNTPOINT);
     r = umount(UNENCRYPTED_TMP_MOUNTPOINT);
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "unmounting unencrypted device failed: return code %d\n", r);
+            "unmounting unencrypted device failed: return code %d", r);
         return send_simple_response(response, 500, "error",
             "unmounting unencrypted device failed");
     }
diff --git a/src/api/encryption_unlock_post.c b/src/api/encryption_unlock_post.c
index a5fbbabebb73cbfaf2ede0b120d1e6a4c34d6474..b8dba343c3fe517664775fbe027fb4be09677008 100644
--- a/src/api/encryption_unlock_post.c
+++ b/src/api/encryption_unlock_post.c
@@ -32,7 +32,7 @@ int callback_encryption_unlock_post(const struct _u_request * request,
     {
         // Something else went wrong with unlocking.
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "encryption_unlock failed with status %d\n", unlock_status);
+            "encryption_unlock failed with status %d", unlock_status);
         return send_simple_response(response, 500, "error",
             "error during unlocking");
     }
diff --git a/src/api/ssh_keys_delete.c b/src/api/ssh_keys_delete.c
index 849b9a14ea63bd7656935bc85ff87468a87e468b..e7e16496785678b5ff570166f6d3da4e36c1a735 100644
--- a/src/api/ssh_keys_delete.c
+++ b/src/api/ssh_keys_delete.c
@@ -24,7 +24,7 @@ int callback_ssh_keys_delete(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_WARNING,
-            "invalid url parameter `id`: %s\n", id_string);
+            "invalid url parameter `id`: %s", id_string);
         return send_simple_response(response, 400, "error",
             "invalid url parameter `id`");
     }
diff --git a/src/api/ssh_keys_get.c b/src/api/ssh_keys_get.c
index 6f967c8256654d254fae43e6300762acb69cbca7..e333a5c0c11b100e5004da417ef21edc2cf88a0a 100644
--- a/src/api/ssh_keys_get.c
+++ b/src/api/ssh_keys_get.c
@@ -70,7 +70,7 @@ int callback_ssh_keys_get(const struct _u_request * request,
     if (keys == NULL)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "Could not open authorized_keys file\n");
+            "Could not open authorized_keys file");
         return send_simple_response(response, 500, "error",
             "error reading authorized_keys");
     }
diff --git a/src/api/ssh_keys_post.c b/src/api/ssh_keys_post.c
index cf9d7c8f0e0aaf6cac88546cee4baae624cbdd9a..766cf86b116a35e047305a08080a6b192116d7f1 100644
--- a/src/api/ssh_keys_post.c
+++ b/src/api/ssh_keys_post.c
@@ -26,7 +26,7 @@ int callback_ssh_keys_post(const struct _u_request * request,
     if (authorized_keys == NULL)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "Could not open authorized_keys file for writing\n");
+            "Could not open authorized_keys file for writing");
         return send_simple_response(response, 500, "error",
             "error opening authorized_keys");
     }
diff --git a/src/api/ssh_keys_put.c b/src/api/ssh_keys_put.c
index 3a2c434b44f895dd65a086fe814acb115040cf85..1ffdf00019345a1f2b422c09d9f1b8b4861a8e42 100644
--- a/src/api/ssh_keys_put.c
+++ b/src/api/ssh_keys_put.c
@@ -24,7 +24,7 @@ int callback_ssh_keys_put(const struct _u_request * request,
     if (r != 0)
     {
         y_log_message(Y_LOG_LEVEL_WARNING,
-            "invalid url parameter `id`: %s\n", id_string);
+            "invalid url parameter `id`: %s", id_string);
         return send_simple_response(response, 400, "error",
             "invalid url parameter `id`");
     }
diff --git a/src/auxiliary.c b/src/auxiliary.c
index af64b5878f22cd97123d09a2881072f15acdeed9..b9622e4767c58a997fb74f1616965f4f4b32bf8d 100644
--- a/src/auxiliary.c
+++ b/src/auxiliary.c
@@ -3,7 +3,7 @@
  */
 void stop_server()
 {
-    y_log_message(Y_LOG_LEVEL_INFO, "Stopping cryptops-api server...\n");
+    y_log_message(Y_LOG_LEVEL_INFO, "Stopping cryptops-api server...");
     int fifo;
     char fifo_path[] = FIFO_PATH;
     fifo = open(fifo_path, O_WRONLY);
@@ -33,7 +33,8 @@ char * read_from_file(FILE * file)
             temp = realloc(str, size + strlength);
             if (temp == NULL)
             {
-                y_log_message(Y_LOG_LEVEL_ERROR, "Could not allocate memory for file reading\n");
+                y_log_message(Y_LOG_LEVEL_ERROR,
+                    "Could not allocate memory for file reading");
                 return NULL;
             }
             else
@@ -95,7 +96,8 @@ unsigned long device_size(char * device_path)
     fd = open(device_path, O_RDONLY);
     ioctl(fd, BLKGETSIZE, &numblocks);
     close(fd);
-    y_log_message(Y_LOG_LEVEL_DEBUG, "Number of blocks: %lu, this makes %.3f GB\n",
+    y_log_message(Y_LOG_LEVEL_DEBUG,
+        "Number of blocks: %lu, this makes %.3f GB",
         numblocks, (double)numblocks * 512.0 / (1024 * 1024 * 1024));
     return (numblocks * 512);
 }
@@ -110,7 +112,7 @@ unsigned long available_memory()
   unsigned long free_bytes;
   sysinfo(&myinfo);
   free_bytes = myinfo.mem_unit * myinfo.freeram;
-  y_log_message(Y_LOG_LEVEL_DEBUG, "Free memory: %lu B, %lu MB\n",
+  y_log_message(Y_LOG_LEVEL_DEBUG, "Free memory: %lu B, %lu MB",
       free_bytes, free_bytes / 1024 / 1024);
   return free_bytes;
 }
@@ -146,16 +148,19 @@ bool filesystem_fits_in_memory(const char * path, double safety_margin)
     {
         // Something went wrong in determining the filesystem usage.
         // Return false as a precaution.
-        y_log_message(Y_LOG_LEVEL_ERROR, "Determining file system usage failed (size: %lu)\n", size);
+        y_log_message(Y_LOG_LEVEL_ERROR,
+            "Determining file system usage failed (size: %lu)", size);
         return false;
     }
-    y_log_message(Y_LOG_LEVEL_DEBUG, "file system usage: %lu bytes\n", size);
+    y_log_message(Y_LOG_LEVEL_DEBUG,
+        "file system usage: %lu bytes", size);
 
     // Determine the available memory.
     unsigned long memory = available_memory();
 
     double projected_usage = (double)size / (double)memory;
-    y_log_message(Y_LOG_LEVEL_DEBUG, "projected memory usage: %.3f\n", projected_usage);
+    y_log_message(Y_LOG_LEVEL_DEBUG, "projected memory usage: %.3f",
+        projected_usage);
     return (projected_usage <= safety_margin);
 }
 
@@ -234,7 +239,8 @@ int replace_ssh_key(int id, const char * ssh_key)
     // Check if that succeeded.
     if (authorized_keys_in == NULL)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "Could not open authorized_keys file for reading\n");
+        y_log_message(Y_LOG_LEVEL_ERROR,
+            "Could not open authorized_keys file for reading");
         return -1;
     }
 
@@ -247,7 +253,8 @@ int replace_ssh_key(int id, const char * ssh_key)
     // Check if that succeeded.
     if (authorized_keys_out == NULL)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "Could not open authorized_keys tmp file for writing\n");
+        y_log_message(Y_LOG_LEVEL_ERROR,
+            "Could not open authorized_keys tmp file for writing");
         return -2;
     }
 
diff --git a/src/encryption_functions.c b/src/encryption_functions.c
index 1bef923b15dfae30a1a5aa7c4d43f7c0c7423931..08569ad3db73f27f13a5edbc675a17a0b2eabc33 100644
--- a/src/encryption_functions.c
+++ b/src/encryption_functions.c
@@ -13,7 +13,7 @@ static int container_initialise(struct crypt_device ** cd, const char * path,
     // Check if the device exists.
     if (! path_exists(path))
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "device does not exist: %s.\n", path);
+        y_log_message(Y_LOG_LEVEL_ERROR, "device does not exist: %s.", path);
         return 1;
     }
 
@@ -24,7 +24,7 @@ static int container_initialise(struct crypt_device ** cd, const char * path,
         if (debug)
         {
             y_log_message(Y_LOG_LEVEL_ERROR,
-                "crypt_init() failed for '%s', status: %d.\n", path, r);
+                "crypt_init() failed for '%s', status: %d.", path, r);
         }
         return r;
     }
@@ -36,7 +36,7 @@ static int container_initialise(struct crypt_device ** cd, const char * path,
         if (debug)
         {
             y_log_message(Y_LOG_LEVEL_ERROR,
-                "crypt_load() failed on device %s.\n",
+                "crypt_load() failed on device %s.",
                 crypt_get_device_name(*cd));
         }
     }
@@ -86,18 +86,18 @@ static int encryption_unlock(const char * path, const char * device_name,
     if (r < 0)
     {
         y_log_message(Y_LOG_LEVEL_ERROR,
-            "Device %s activation failed.\n", device_name);
+            "Device %s activation failed.", device_name);
         crypt_free(cd);
         return r;
     }
 
     y_log_message(Y_LOG_LEVEL_DEBUG,
-        "LUKS device %s/%s is active.\n", crypt_get_dir(), device_name);
-    y_log_message(Y_LOG_LEVEL_DEBUG, "\tcipher used: %s\n",
+        "LUKS device %s/%s is active.", crypt_get_dir(), device_name);
+    y_log_message(Y_LOG_LEVEL_DEBUG, "\tcipher used: %s",
         crypt_get_cipher(cd));
-    y_log_message(Y_LOG_LEVEL_DEBUG, "\tcipher mode: %s\n",
+    y_log_message(Y_LOG_LEVEL_DEBUG, "\tcipher mode: %s",
         crypt_get_cipher_mode(cd));
-    y_log_message(Y_LOG_LEVEL_DEBUG, "\tdevice UUID: %s\n",
+    y_log_message(Y_LOG_LEVEL_DEBUG, "\tdevice UUID: %s",
         crypt_get_uuid(cd));
 
     crypt_free(cd);
@@ -117,17 +117,17 @@ static int encryption_lock(const char * device_name)
     r = crypt_init_by_name(&cd, device_name);
     if (r < 0)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_init_by_name() failed for %s.\n", device_name);
+        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_init_by_name() failed for %s.", device_name);
         return r;
     }
 
     if (crypt_status(cd, device_name) == CRYPT_ACTIVE)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "Device %s is still active.\n", device_name);
+        y_log_message(Y_LOG_LEVEL_ERROR, "Device %s is still active.", device_name);
     }
     else
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "Something failed perhaps, device %s is not active.\n",
+        y_log_message(Y_LOG_LEVEL_ERROR, "Something failed perhaps, device %s is not active.",
             device_name);
         crypt_free(cd);
         return -1;
@@ -136,12 +136,12 @@ static int encryption_lock(const char * device_name)
     r = crypt_deactivate(cd, device_name);
     if (r < 0)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_deactivate() failed.\n");
+        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_deactivate() failed.");
         crypt_free(cd);
         return r;
     }
 
-    y_log_message(Y_LOG_LEVEL_ERROR, "Device %s is now deactivated.\n", device_name);
+    y_log_message(Y_LOG_LEVEL_ERROR, "Device %s is now deactivated.", device_name);
     crypt_free(cd);
     return 0;
 }
@@ -162,11 +162,11 @@ static int create_encrypted_device(const char * path, const char * password)
     r = crypt_init(&cd, path);
     if (r < 0 )
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_init() failed for %s.\n", path);
+        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_init() failed for %s.", path);
         return r;
     }
 
-    y_log_message(Y_LOG_LEVEL_ERROR, "Context is attached to block device %s.\n",
+    y_log_message(Y_LOG_LEVEL_ERROR, "Context is attached to block device %s.",
         crypt_get_device_name(cd));
 
     params.hash = "sha1";
@@ -177,7 +177,7 @@ static int create_encrypted_device(const char * path, const char * password)
 
     if (r < 0)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_format() failed on device %s\n",
+        y_log_message(Y_LOG_LEVEL_ERROR, "crypt_format() failed on device %s",
             crypt_get_device_name(cd));
         crypt_free(cd);
         return r;
@@ -187,11 +187,11 @@ static int create_encrypted_device(const char * path, const char * password)
         strlen(password));
     if (r < 0)
     {
-        y_log_message(Y_LOG_LEVEL_ERROR, "Adding keyslot failed.\n");
+        y_log_message(Y_LOG_LEVEL_ERROR, "Adding keyslot failed.");
         crypt_free(cd);
         return r;
     }
-    y_log_message(Y_LOG_LEVEL_ERROR, "The first keyslot is initialized.\n");
+    y_log_message(Y_LOG_LEVEL_ERROR, "The first keyslot is initialized.");
 
     crypt_free(cd);
     return 0;