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author | Tsutomu Itoh <t-itoh@jp.fujitsu.com> | 2011-03-01 07:48:31 +0100 |
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committer | root <Chris Mason chris.mason@oracle.com> | 2011-03-28 11:37:54 +0200 |
commit | c2db1073fdf9757e6fd8b4a59d15b6ecc7a2af8a (patch) | |
tree | 024264b2d27f75b967efbde01060ebb8626fa39d /fs/btrfs/dir-item.c | |
parent | Btrfs: fix OOPS of empty filesystem after balance (diff) | |
download | linux-c2db1073fdf9757e6fd8b4a59d15b6ecc7a2af8a.tar.xz linux-c2db1073fdf9757e6fd8b4a59d15b6ecc7a2af8a.zip |
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/dir-item.c')
-rw-r--r-- | fs/btrfs/dir-item.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c index 02c97ad61b6d..c62f02f6ae69 100644 --- a/fs/btrfs/dir-item.c +++ b/fs/btrfs/dir-item.c @@ -151,7 +151,7 @@ int btrfs_insert_dir_item(struct btrfs_trans_handle *trans, struct btrfs_root ret = PTR_ERR(dir_item); if (ret == -EEXIST) goto second_insert; - goto out; + goto out_free; } leaf = path->nodes[0]; @@ -170,7 +170,7 @@ second_insert: /* FIXME, use some real flag for selecting the extra index */ if (root == root->fs_info->tree_root) { ret = 0; - goto out; + goto out_free; } btrfs_release_path(root, path); @@ -180,7 +180,7 @@ second_insert: name, name_len); if (IS_ERR(dir_item)) { ret2 = PTR_ERR(dir_item); - goto out; + goto out_free; } leaf = path->nodes[0]; btrfs_cpu_key_to_disk(&disk_key, location); @@ -192,7 +192,9 @@ second_insert: name_ptr = (unsigned long)(dir_item + 1); write_extent_buffer(leaf, name, name_ptr, name_len); btrfs_mark_buffer_dirty(leaf); -out: + +out_free: + btrfs_free_path(path); if (ret) return ret; |