From: Robin Dong <sanbai@taobao.com>
Date: Wed, 26 Oct 2011 09:30:30 +0000 (-0400)
Subject: ext4: remove unused variable in mb_find_extent()
X-Git-Tag: firefly_0821_release~3680^2~4229^2~27
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b051d8dc4e1f011e1b0543a875f5861be5d90222;p=firefly-linux-kernel-4.4.55.git

ext4: remove unused variable in mb_find_extent()

The variable 'ord' in function mb_find_extent() is redundant, so
remove it.

Signed-off-by: Robin Dong <sanbai@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index c66531d800b1..2bb1ddc5c30b 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -1391,7 +1391,6 @@ static int mb_find_extent(struct ext4_buddy *e4b, int order, int block,
 {
 	int next = block;
 	int max;
-	int ord;
 	void *buddy;
 
 	assert_spin_locked(ext4_group_lock_ptr(e4b->bd_sb, e4b->bd_group));
@@ -1433,9 +1432,8 @@ static int mb_find_extent(struct ext4_buddy *e4b, int order, int block,
 		if (mb_test_bit(next, EXT4_MB_BITMAP(e4b)))
 			break;
 
-		ord = mb_find_order_for_block(e4b, next);
+		order = mb_find_order_for_block(e4b, next);
 
-		order = ord;
 		block = next >> order;
 		ex->fe_len += 1 << order;
 	}