diff options
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/bcache/super.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 06f4b4833755..a21694788619 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -778,6 +778,8 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size, sector_t sectors) { struct request_queue *q; + const size_t max_stripes = min_t(size_t, INT_MAX, + SIZE_MAX / sizeof(atomic_t)); size_t n; int idx; @@ -786,9 +788,7 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size, d->nr_stripes = DIV_ROUND_UP_ULL(sectors, d->stripe_size); - if (!d->nr_stripes || - d->nr_stripes > INT_MAX || - d->nr_stripes > SIZE_MAX / sizeof(atomic_t)) { + if (!d->nr_stripes || d->nr_stripes > max_stripes) { pr_err("nr_stripes too large or invalid: %u (start sector beyond end of disk?)", (unsigned)d->nr_stripes); return -ENOMEM; |