commit b532402e4d147e4f409c4e7f50d4413e8450101d
author Tsutomu Itoh <t-itoh@jp.fujitsu.com> Tue Jul 19 07:27:20 2011 +0000
committer Chris Mason <chris.mason@oracle.com> Mon Aug 01 14:30:42 2011 -0400
tree 0c196fd362d03243704a47e69e41c13acd323bd0
parent a0f98dde11a1afe9fbf5c98f57968e086e98b6f5

Btrfs: return error to caller when btrfs_unlink() failes

When btrfs_unlink_inode() and btrfs_orphan_add() in btrfs_unlink()
are error, the error code is returned to the caller instead of
BUG_ON().

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

fs/btrfs/extent-tree.c

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 55bddffe..db2057f 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7201,7 +7201,8 @@
 
 	inode = lookup_free_space_inode(root, block_group, path);
 	if (!IS_ERR(inode)) {
-		btrfs_orphan_add(trans, inode);
+		ret = btrfs_orphan_add(trans, inode);
+		BUG_ON(ret);
 		clear_nlink(inode);
 		/* One for the block groups ref */
 		spin_lock(&block_group->lock);