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| author | Wang Shilong <wangsl.fnst@cn.fujitsu.com> | 2014-04-23 19:33:35 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-04-24 16:43:32 -0700 |
| commit | 28c16cbbc32781224309e50cc99c684f2498bc59 (patch) | |
| tree | 5dab03fd6e797956a396bb231fc7e2e136cd69b9 | |
| parent | e60efa84252c059bde5f65fccc6af94478d39e3b (diff) | |
| download | linux-stable-28c16cbbc32781224309e50cc99c684f2498bc59.tar.gz linux-stable-28c16cbbc32781224309e50cc99c684f2498bc59.tar.bz2 linux-stable-28c16cbbc32781224309e50cc99c684f2498bc59.zip | |
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.c | 10 |
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) { |