summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/compression.c
diff options
context:
space:
mode:
authorTsutomu Itoh <t-itoh@jp.fujitsu.com>2011-03-01 06:48:31 +0000
committerroot <Chris Mason chris.mason@oracle.com>2011-03-28 05:37:54 -0400
commitc2db1073fdf9757e6fd8b4a59d15b6ecc7a2af8a (patch)
tree024264b2d27f75b967efbde01060ebb8626fa39d /fs/btrfs/compression.c
parentc59021f846881a957ac5afe456d0f59d6a517b61 (diff)
downloadop-kernel-dev-c2db1073fdf9757e6fd8b4a59d15b6ecc7a2af8a.zip
op-kernel-dev-c2db1073fdf9757e6fd8b4a59d15b6ecc7a2af8a.tar.gz
Btrfs: check return value of btrfs_alloc_path()
Adding the check on the return value of btrfs_alloc_path() to several places. And, some of callers are modified by this change. Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r--fs/btrfs/compression.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 992a4b9..41d1d7c 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -663,8 +663,9 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
atomic_inc(&cb->pending_bios);
if (!(BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) {
- btrfs_lookup_bio_sums(root, inode, comp_bio,
- sums);
+ ret = btrfs_lookup_bio_sums(root, inode,
+ comp_bio, sums);
+ BUG_ON(ret);
}
sums += (comp_bio->bi_size + root->sectorsize - 1) /
root->sectorsize;
@@ -689,8 +690,10 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
ret = btrfs_bio_wq_end_io(root->fs_info, comp_bio, 0);
BUG_ON(ret);
- if (!(BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM))
- btrfs_lookup_bio_sums(root, inode, comp_bio, sums);
+ if (!(BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) {
+ ret = btrfs_lookup_bio_sums(root, inode, comp_bio, sums);
+ BUG_ON(ret);
+ }
ret = btrfs_map_bio(root, READ, comp_bio, mirror_num, 0);
BUG_ON(ret);
OpenPOWER on IntegriCloud