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path: root/drivers/md/dm-round-robin.c
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Diffstat (limited to 'drivers/md/dm-round-robin.c')
-rw-r--r--drivers/md/dm-round-robin.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/dm-round-robin.c b/drivers/md/dm-round-robin.c
index 27f1d423b76c..6ab1192cdd5f 100644
--- a/drivers/md/dm-round-robin.c
+++ b/drivers/md/dm-round-robin.c
@@ -114,6 +114,7 @@ static int rr_add_path(struct path_selector *ps, struct dm_path *path,
struct selector *s = (struct selector *) ps->context;
struct path_info *pi;
unsigned repeat_count = RR_MIN_IO;
+ char dummy;
if (argc > 1) {
*error = "round-robin ps: incorrect number of arguments";
@@ -121,7 +122,7 @@ static int rr_add_path(struct path_selector *ps, struct dm_path *path,
}
/* First path argument is number of I/Os before switching path */
- if ((argc == 1) && (sscanf(argv[0], "%u", &repeat_count) != 1)) {
+ if ((argc == 1) && (sscanf(argv[0], "%u%c", &repeat_count, &dummy) != 1)) {
*error = "round-robin ps: invalid repeat count";
return -EINVAL;
}