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Btrfs: cleanup warnings from gcc 4.6 (nonbugs)

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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>
This commit is contained in:
Andi Kleen
2010-10-29 15:14:37 -04:00
committed by Chris Mason
parent 411fc6bcef
commit 559af82114
15 changed files with 4 additions and 94 deletions
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fs/btrfs/root-tree.c
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@@ -181,7 +181,6 @@ int btrfs_insert_root(struct btrfs_trans_handle *trans, struct btrfs_root
int btrfs_find_dead_roots(struct btrfs_root *root, u64 objectid)
{
struct btrfs_root *dead_root;
struct btrfs_item *item;
struct btrfs_root_item *ri;
struct btrfs_key key;
struct btrfs_key found_key;
@@ -214,7 +213,6 @@ again:
nritems = btrfs_header_nritems(leaf);
slot = path->slots[0];
}
item = btrfs_item_nr(leaf, slot);
btrfs_item_key_to_cpu(leaf, &key, slot);
if (btrfs_key_type(&key) != BTRFS_ROOT_ITEM_KEY)
goto next;