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| author | Ingo Molnar <mingo@elte.hu> | 2008-12-16 20:57:41 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-16 20:57:41 +0100 |
| commit | dd7a5230cd651bfb119d222561c4032f30dd5659 (patch) | |
| tree | 85628ef75d1f512f43df6f760980b6cce6cf40c7 /block/blk-map.c | |
| parent | 050dc6944b9ca2186f4729ab44e0da3743933941 (diff) | |
| parent | 8b1fae4e4200388b64dd88065639413cb3f1051c (diff) | |
Merge commit 'v2.6.28-rc8' into x86/cpufeature
Diffstat (limited to 'block/blk-map.c')
| -rw-r--r-- | block/blk-map.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/block/blk-map.c b/block/blk-map.c index 4849fa36161e..2990447f45e9 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -217,8 +217,14 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq, return PTR_ERR(bio); if (bio->bi_size != len) { + /* + * Grab an extra reference to this bio, as bio_unmap_user() + * expects to be able to drop it twice as it happens on the + * normal IO completion path + */ + bio_get(bio); bio_endio(bio, 0); - bio_unmap_user(bio); + __blk_rq_unmap_user(bio); return -EINVAL; } |