1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/md/dm-queue-length.c b/drivers/md/dm-queue-length.c
index 03a837aa5ce6..3941fae0de9f 100644
--- a/drivers/md/dm-queue-length.c
+++ b/drivers/md/dm-queue-length.c
@@ -112,6 +112,7 @@ static int ql_add_path(struct path_selector *ps, struct dm_path *path,
         struct selector *s = ps->context;
         struct path_info *pi;
         unsigned repeat_count = QL_MIN_IO;
+        char dummy;
 
         /*
          * Arguments: [<repeat_count>]
@@ -123,7 +124,7 @@ static int ql_add_path(struct path_selector *ps, struct dm_path *path,
                 return -EINVAL;
         }
 
-        if ((argc == 1) && (sscanf(argv[0], "%u", &repeat_count) != 1)) {
+        if ((argc == 1) && (sscanf(argv[0], "%u%c", &repeat_count, &dummy) != 1)) {
                 *error = "queue-length ps: invalid repeat count";
                 return -EINVAL;
         }