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path: root/drivers/md/dm-queue-length.c
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Diffstat (limited to 'drivers/md/dm-queue-length.c')
-rw-r--r--drivers/md/dm-queue-length.c3
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;
}