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Btrfs:don't check the return value of __btrfs_add_inode_defrag 

Don't need to check the return value of __btrfs_add_inode_defrag(),
since it will always return 0.

Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Wanlong Gao 2011-07-18 12:19:35 +00:00 committed by Chris Mason
parent b43b31bdf2
commit a0f98dde11
1 changed files with 5 additions and 6 deletions
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11
fs/btrfs/file.c
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@ -74,7 +74,7 @@ struct inode_defrag {
* If an existing record is found the defrag item you * If an existing record is found the defrag item you
* pass in is freed * pass in is freed
*/ */
static int __btrfs_add_inode_defrag(struct inode *inode, static void __btrfs_add_inode_defrag(struct inode *inode,
struct inode_defrag *defrag) struct inode_defrag *defrag)
{ {
struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_root *root = BTRFS_I(inode)->root;
@ -106,11 +106,11 @@ static int __btrfs_add_inode_defrag(struct inode *inode,
BTRFS_I(inode)->in_defrag = 1; BTRFS_I(inode)->in_defrag = 1;
rb_link_node(&defrag->rb_node, parent, p); rb_link_node(&defrag->rb_node, parent, p);
rb_insert_color(&defrag->rb_node, &root->fs_info->defrag_inodes); rb_insert_color(&defrag->rb_node, &root->fs_info->defrag_inodes);
return 0; return;
exists: exists:
kfree(defrag); kfree(defrag);
return 0; return;
} }
@ -123,7 +123,6 @@ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans,
{ {
struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_root *root = BTRFS_I(inode)->root;
struct inode_defrag *defrag; struct inode_defrag *defrag;
int ret = 0;
u64 transid; u64 transid;
if (!btrfs_test_opt(root, AUTO_DEFRAG)) if (!btrfs_test_opt(root, AUTO_DEFRAG))
@ -150,9 +149,9 @@ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans,
spin_lock(&root->fs_info->defrag_inodes_lock); spin_lock(&root->fs_info->defrag_inodes_lock);
if (!BTRFS_I(inode)->in_defrag) if (!BTRFS_I(inode)->in_defrag)
ret = __btrfs_add_inode_defrag(inode, defrag); __btrfs_add_inode_defrag(inode, defrag);
spin_unlock(&root->fs_info->defrag_inodes_lock); spin_unlock(&root->fs_info->defrag_inodes_lock);
return ret; return 0;
} }
/* /*