Commit 0ea60b5a authored by Jens Axboe's avatar Jens Axboe
Browse files

[BLOCK] bio: init ->bi_bdev in bio_init() 



For SG_IO requests, bio->bi_bdev may not be explicitly initialized. So make
bio_init() clear the field to make sure it's always NULL or valid.

Signed-off-by: default avatarJens Axboe <axboe@suse.de>
parent 769db45b

fs/bio.c

+1 −0
Original line number Diff line number Diff line
@@ -126,6 +126,7 @@ static void bio_fs_destructor(struct bio *bio) 
inline void bio_init(struct bio *bio)

{

	bio->bi_next = NULL;

	bio->bi_bdev = NULL;

	bio->bi_flags = 1 << BIO_UPTODATE;

	bio->bi_rw = 0;

	bio->bi_vcnt = 0;