bio_integrity_verify() expects the passed struct bvec_iter to be an iterator over bio data, not integrity. So construct a separate data bvec_iter without the bio_integrity_bytes() conversion and pass it to bio_integrity_verify() instead of bip_iter. Signed-off-by: Caleb Sander Mateos Fixes: 0bde8a12b554 ("block: add fs_bio_integrity helpers") --- block/bio-integrity-fs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/block/bio-integrity-fs.c b/block/bio-integrity-fs.c index acb1e5f270d2..389372803b38 100644 --- a/block/bio-integrity-fs.c +++ b/block/bio-integrity-fs.c @@ -53,21 +53,22 @@ EXPORT_SYMBOL_GPL(fs_bio_integrity_generate); int fs_bio_integrity_verify(struct bio *bio, sector_t sector, unsigned int size) { struct blk_integrity *bi = blk_get_integrity(bio->bi_bdev->bd_disk); struct bio_integrity_payload *bip = bio_integrity(bio); + struct bvec_iter data_iter = {.bi_sector = sector, .bi_size = size}; /* * Reinitialize bip->bip_iter. * * This is for use in the submitter after the driver is done with the * bio. Requires the submitter to remember the sector and the size. */ memset(&bip->bip_iter, 0, sizeof(bip->bip_iter)); bip->bip_iter.bi_sector = sector; bip->bip_iter.bi_size = bio_integrity_bytes(bi, size >> SECTOR_SHIFT); - return blk_status_to_errno(bio_integrity_verify(bio, &bip->bip_iter)); + return blk_status_to_errno(bio_integrity_verify(bio, &data_iter)); } static int __init fs_bio_integrity_init(void) { fs_bio_integrity_cache = kmem_cache_create("fs_bio_integrity", -- 2.45.2