diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-02-28 12:39:56 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-02-28 12:40:01 +0000 |
| commit | 4d8cfec692e988b844dcaeaeb76b5780b7ef9d28 (patch) | |
| tree | 67d43adab2afd18a74d08f347e3676ae1a64193f /fs/btrfs/compression.c | |
| parent | a3a3c4664184f86ef964323d106c62158e2b3f25 (diff) | |
| parent | 1d8c38c3d1b48eeb9cfaa42a8be13a1423569eb2 (diff) | |
Merge branch 'cleanup-3.4' of git://github.com/hzhuang1/linux into next/cleanup
* 'cleanup-3.4' of git://github.com/hzhuang1/linux: (2 commits)
rtc: sa1100: remove verification code of alarm
rtc: sa1100: remove periodic code
(update to v3.3-rc5)
Diffstat (limited to 'fs/btrfs/compression.c')
| -rw-r--r-- | fs/btrfs/compression.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 14f1c5a0b2d..d02c27cd14c 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -588,6 +588,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, page_offset(bio->bi_io_vec->bv_page), PAGE_CACHE_SIZE); read_unlock(&em_tree->lock); + if (!em) + return -EIO; compressed_len = em->block_len; cb = kmalloc(compressed_bio_size(root, compressed_len), GFP_NOFS); |