diff options
| -rw-r--r-- | drivers/md/raid10.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 4901ebe45c87..39085e7dd6d2 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -3791,6 +3791,8 @@ static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) nc = layout & 255; fc = (layout >> 8) & 255; fo = layout & (1<<16); + if (!nc || !fc) + return -1; geo->raid_disks = disks; geo->near_copies = nc; geo->far_copies = fc; |