[PATCH v2 02/10] block: set bip_vcnt correctly

[Anuj Gupta]

Set the bip_vcnt correctly in bio_integrity_init_user and
bio_integrity_copy_user. If the bio gets split at a later point,
this value is required to set the right bip_vcnt in the cloned bio.

Signed-off-by: Anuj Gupta <anuj20.g at samsung.com>
Signed-off-by: Kanchan Joshi <joshi.k at samsung.com>
Reviewed-by: Christoph Hellwig <hch at lst.de>
---
 block/bio-integrity.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/block/bio-integrity.c b/block/bio-integrity.c
index dab70370b2c7..af79d9fbf413 100644
--- a/block/bio-integrity.c
+++ b/block/bio-integrity.c
@@ -276,6 +276,7 @@ static int bio_integrity_copy_user(struct bio *bio, struct bio_vec *bvec,
 
 	bip->bip_flags |= BIP_INTEGRITY_USER | BIP_COPY_USER;
 	bip->bip_iter.bi_sector = seed;
+	bip->bip_vcnt = nr_vecs;
 	return 0;
 free_bip:
 	bio_integrity_free(bio);
@@ -297,6 +298,7 @@ static int bio_integrity_init_user(struct bio *bio, struct bio_vec *bvec,
 	bip->bip_flags |= BIP_INTEGRITY_USER;
 	bip->bip_iter.bi_sector = seed;
 	bip->bip_iter.bi_size = len;
+	bip->bip_vcnt = nr_vecs;
 	return 0;
 }
 
-- 
2.25.1