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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-03-09 12:35:53 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-03-09 12:35:53 -0800
commit263a5c8e16c34199ddf6de3f102e789ffa3ee26e (patch)
tree4f049e339d522b2ab0ba3bed3ec217e4bbc83d35 /fs/btrfs/compression.c
parent54d20f006ceff1f2f1e69d0e54049b6c0765c039 (diff)
parent192cfd58774b4d17b2fe8bdc77d89c2ef4e0591d (diff)
Merge 3.3-rc6 into driver-core-next
This was done to resolve a conflict in the drivers/base/cpu.c file. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r--fs/btrfs/compression.c2
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);