diff options
| -rw-r--r-- | drivers/md/bcache/util.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/bcache/util.c b/drivers/md/bcache/util.c index c6a4ef5adbb5..1d21223a5f0e 100644 --- a/drivers/md/bcache/util.c +++ b/drivers/md/bcache/util.c @@ -364,6 +364,7 @@ void bch_bio_map(struct bio *bio, void *base) bv->bv_offset = 0; start: bv->bv_len = min_t(size_t, PAGE_SIZE - bv->bv_offset, size); + BUG_ON(bio->bi_vcnt >= bio->bi_max_vecs); if (base) { bv->bv_page = is_vmalloc_addr(base) ? vmalloc_to_page(base) |