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-rw-r--r--drivers/md/dm-raid.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 07c0fa0fa284..41acc9dd7342 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -1243,7 +1243,7 @@ static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)
argv++;
/* Skip over RAID params for now and find out # of devices */
- if (num_raid_params + 1 > argc) {
+ if (num_raid_params >= argc) {
ti->error = "Arguments do not agree with counts given";
return -EINVAL;
}
@@ -1254,6 +1254,12 @@ static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)
return -EINVAL;
}
+ argc -= num_raid_params + 1; /* +1: we already have num_raid_devs */
+ if (argc != (num_raid_devs * 2)) {
+ ti->error = "Supplied RAID devices does not match the count given";
+ return -EINVAL;
+ }
+
rs = context_alloc(ti, rt, (unsigned)num_raid_devs);
if (IS_ERR(rs))
return PTR_ERR(rs);
@@ -1262,16 +1268,8 @@ static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)
if (ret)
goto bad;
- ret = -EINVAL;
-
- argc -= num_raid_params + 1; /* +1: we already have num_raid_devs */
argv += num_raid_params + 1;
- if (argc != (num_raid_devs * 2)) {
- ti->error = "Supplied RAID devices does not match the count given";
- goto bad;
- }
-
ret = dev_parms(rs, argv);
if (ret)
goto bad;