Btrfs: cleanup warnings from gcc 4.6 (nonbugs)

These are all the cases where a variable is set, but not read which are
not bugs as far as I can see, but simply leftovers.

Still needs more review.

Found by gcc 4.6's new warnings

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c
index 88ecbb215878..698fdd2c739c 100644
--- a/fs/btrfs/xattr.c
+++ b/fs/btrfs/xattr.c
@@ -178,7 +178,6 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
         struct inode *inode = dentry->d_inode;
         struct btrfs_root *root = BTRFS_I(inode)->root;
         struct btrfs_path *path;
-        struct btrfs_item *item;
         struct extent_buffer *leaf;
         struct btrfs_dir_item *di;
         int ret = 0, slot, advance;
@@ -234,7 +233,6 @@ ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size)
                 }
                 advance = 1;
 
-                item = btrfs_item_nr(leaf, slot);
                 btrfs_item_key_to_cpu(leaf, &found_key, slot);
 
                 /* check to make sure this item is what we want */