diff options
| -rw-r--r-- | drivers/md/dm-flakey.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c index 89f73ca..f84c080 100644 --- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -81,8 +81,10 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc, * corrupt_bio_byte <Nth_byte> <direction> <value> <bio_flags> */ if (!strcasecmp(arg_name, "corrupt_bio_byte")) { - if (!argc) + if (!argc) { ti->error = "Feature corrupt_bio_byte requires parameters"; + return -EINVAL; + } r = dm_read_arg(_args + 1, as, &fc->corrupt_bio_byte, &ti->error); if (r) |
