mtd.diff

diff --git a/util-linux/mount.c b/util-linux/mount.c
index 410d028..2249d61 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -1790,7 +1790,7 @@ static int singlemount(struct mntent *mp, int ignore_busy)
 		// Treat fstype "auto" as unspecified
 		if (mp->mnt_type && !strcmp(mp->mnt_type, "auto"))
 			mp->mnt_type = NULL;
-	} else {
+	} else if (strstr(mp->mnt_fsname, "mtd")) {
 		// If user didn't specify an fstype and blkid disagrees or the
 		// fstype is "auto", trust blkid's determination of the fstype.