Fix an inverted check for whether the change-mount mntctl has a

different device name.

debian/changelog

@@ -11,6 +11,8 @@ mountall (2.37) UNRELEASED; urgency=low
   * Adjust build-dependencies for the differing plymouth -dev package name
     in Debian vs. Ubuntu (assumes the next maintainer upload of plymouth to
     Debian includes our needed API addition).
+  * Fix an inverted check for whether the change-mount mntctl has a
+    different device name.
 
   [ Raphaël Pinson ]
   * Honor nobootwait option for /var/* and /usr/* remote filesystems.

src/mountall.c

@@ -3702,7 +3702,7 @@ change_mount_device (const char *devname,
 				/* Change only if the requested device is
 				 * really any different than whats stored
 				 */
-				if (!strcmp (mnt->device, devname)) {
+				if (strcmp (mnt->device, devname)) {
 					char * newdev;
 					ret = 0;
 					newdev  = nih_strdup (mounts, devname);