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Diffstat (limited to 'drivers/md/dm-service-time.c')
-rw-r--r--drivers/md/dm-service-time.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/md/dm-service-time.c b/drivers/md/dm-service-time.c
index 59883bd78214..9df8f6bd6418 100644
--- a/drivers/md/dm-service-time.c
+++ b/drivers/md/dm-service-time.c
@@ -110,6 +110,7 @@ static int st_add_path(struct path_selector *ps, struct dm_path *path,
struct path_info *pi;
unsigned repeat_count = ST_MIN_IO;
unsigned relative_throughput = 1;
+ char dummy;
/*
* Arguments: [<repeat_count> [<relative_throughput>]]
@@ -128,13 +129,13 @@ static int st_add_path(struct path_selector *ps, struct dm_path *path,
return -EINVAL;
}
- if (argc && (sscanf(argv[0], "%u", &repeat_count) != 1)) {
+ if (argc && (sscanf(argv[0], "%u%c", &repeat_count, &dummy) != 1)) {
*error = "service-time ps: invalid repeat count";
return -EINVAL;
}
if ((argc == 2) &&
- (sscanf(argv[1], "%u", &relative_throughput) != 1 ||
+ (sscanf(argv[1], "%u%c", &relative_throughput, &dummy) != 1 ||
relative_throughput > ST_MAX_RELATIVE_THROUGHPUT)) {
*error = "service-time ps: invalid relative_throughput value";
return -EINVAL;
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