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authorIngo Molnar <mingo@elte.hu>2010-06-18 10:53:12 +0200
committerIngo Molnar <mingo@elte.hu>2010-06-18 10:53:19 +0200
commit646b1db4956ba8bf748b835b5eba211133d91c2e (patch)
tree061166d873d9da9cf83044a7593ad111787076c5 /fs/btrfs/disk-io.c
parent0f2c3de2ba110626515234d5d584fb1b0c0749a2 (diff)
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff)
Merge commit 'v2.6.35-rc3' into perf/core
Merge reason: Go from -rc1 base to -rc3 base, merge in fixes.
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index f3b287c22caf..34f7c375567e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1941,8 +1941,11 @@ struct btrfs_root *open_ctree(struct super_block *sb,
btrfs_level_size(tree_root,
btrfs_super_log_root_level(disk_super));
- log_tree_root = kzalloc(sizeof(struct btrfs_root),
- GFP_NOFS);
+ log_tree_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS);
+ if (!log_tree_root) {
+ err = -ENOMEM;
+ goto fail_trans_kthread;
+ }
__setup_root(nodesize, leafsize, sectorsize, stripesize,
log_tree_root, fs_info, BTRFS_TREE_LOG_OBJECTID);
@@ -1982,6 +1985,10 @@ struct btrfs_root *open_ctree(struct super_block *sb,
fs_info->fs_root = btrfs_read_fs_root_no_name(fs_info, &location);
if (!fs_info->fs_root)
goto fail_trans_kthread;
+ if (IS_ERR(fs_info->fs_root)) {
+ err = PTR_ERR(fs_info->fs_root);
+ goto fail_trans_kthread;
+ }
if (!(sb->s_flags & MS_RDONLY)) {
down_read(&fs_info->cleanup_work_sem);