[PATCH] btrfs/extent_io.c: remove the useless assignment to entryin tree_insert

From: Wang Sheng-Hui
Date: Sat Mar 31 2012 - 22:13:56 EST

In tree_insert, entry is used in the loop only, and is useless
out of the loop. Remove the useless assignment after the loop.

Signed-off-by: Wang Sheng-Hui <shhuiw@xxxxxxxxx>
fs/btrfs/extent_io.c | 1 -
1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 9ed9d2c..6099261 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -186,7 +186,6 @@ static struct rb_node *tree_insert(struct rb_root *root, u64 offset,
return parent;

- entry = rb_entry(node, struct tree_entry, rb_node);
rb_link_node(node, parent, p);
rb_insert_color(node, root);
return NULL;

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