[PATCH v3 35/49] dm-crypt: don't clear bvec->bv_page in crypt_free_buffer_pages()

[Ming Lei]

The bio is always freed after running crypt_free_buffer_pages(),
so it isn't necessary to clear the bv->bv_page.

Cc: Mike Snitzer <snit...@redhat.com>
Cc:dm-de...@redhat.com
Signed-off-by: Ming Lei <ming....@redhat.com>
---
 drivers/md/dm-crypt.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index cdf6b1e12460..664ba3504f48 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1450,7 +1450,6 @@ static void crypt_free_buffer_pages(struct crypt_config 
*cc, struct bio *clone)
        bio_for_each_segment_all(bv, clone, i) {
                BUG_ON(!bv->bv_page);
                mempool_free(bv->bv_page, cc->page_pool);
-               bv->bv_page = NULL;
        }
 }
 
-- 
2.9.4