Commit 84e9e03c authored by Jens Axboe's avatar Jens Axboe
Browse files

block: make blk_rq_map_user() clear ->bio if it unmaps it 



That way the interface is symmetric, and calling blk_rq_unmap_user()
on the request wont oops.

Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 86b6c7a7

block/blk-map.c

+1 −0
Original line number Diff line number Diff line
@@ -143,6 +143,7 @@ int blk_rq_map_user(struct request_queue *q, struct request *rq, 
	return 0;

unmap_rq:

	blk_rq_unmap_user(bio);

	rq->bio = NULL;

	return ret;

}

EXPORT_SYMBOL(blk_rq_map_user);