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authorWang Shilong <wangsl.fnst@cn.fujitsu.com>2014-04-23 19:33:35 +0800
committerChris Mason <clm@fb.com>2014-04-24 16:43:32 -0700
commit28c16cbbc32781224309e50cc99c684f2498bc59 (patch)
tree5dab03fd6e797956a396bb231fc7e2e136cd69b9
parente60efa84252c059bde5f65fccc6af94478d39e3b (diff)
Btrfs: fix possible memory leaks in open_ctree()
Fix possible memory leaks in the following error handling paths: read_tree_block() btrfs_recover_log_trees btrfs_commit_super() btrfs_find_orphan_roots() btrfs_cleanup_fs_roots() Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com> Signed-off-by: Chris Mason <clm@fb.com>
-rw-r--r--fs/btrfs/disk-io.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 6d1ac7d46f81..0e4fb4a5c7f0 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2864,7 +2864,7 @@ retry_root_backup:
printk(KERN_ERR "BTRFS: failed to read log tree\n");
free_extent_buffer(log_tree_root->node);
kfree(log_tree_root);
- goto fail_trans_kthread;
+ goto fail_qgroup;
}
/* returns with log_tree_root freed on success */
ret = btrfs_recover_log_trees(log_tree_root);
@@ -2873,24 +2873,24 @@ retry_root_backup:
"Failed to recover log tree");
free_extent_buffer(log_tree_root->node);
kfree(log_tree_root);
- goto fail_trans_kthread;
+ goto fail_qgroup;
}
if (sb->s_flags & MS_RDONLY) {
ret = btrfs_commit_super(tree_root);
if (ret)
- goto fail_trans_kthread;
+ goto fail_qgroup;
}
}
ret = btrfs_find_orphan_roots(tree_root);
if (ret)
- goto fail_trans_kthread;
+ goto fail_qgroup;
if (!(sb->s_flags & MS_RDONLY)) {
ret = btrfs_cleanup_fs_roots(fs_info);
if (ret)
- goto fail_trans_kthread;
+ goto fail_qgroup;
ret = btrfs_recover_relocation(tree_root);
if (ret < 0) {