Patchwork [1/2] Ext2: remove a useless check for the function ext2_free_blocks

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Submitter Wang shilong
Date Jan. 26, 2011, 10:47 p.m.
Message ID <4D40A470.7050601@gmail.com>
Download mbox | patch
Permalink /patch/215888/
State Not Applicable
Headers show

Comments

Wang shilong - Jan. 26, 2011, 10:47 p.m.
From: Wang Shilong <wangsl-fnst@cn.fujitsu.com>

Because 'block + count < block' always comes to false, it is useles to
have this check,just remove it.

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
---
 fs/ext2/balloc.c | 1 -
 1 file changed, 1 deletion(-)

-- 1.7.11.7

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Patch

diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index 2616d0e..081929c 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -498,7 +498,6 @@  void ext2_free_blocks (struct inode * inode, unsigned long block,
 	unsigned freed = 0, group_freed;
 
 	if (block < le32_to_cpu(es->s_first_data_block) ||
-	    block + count < block ||
 	    block + count > le32_to_cpu(es->s_blocks_count)) {
 		ext2_error (sb, "ext2_free_blocks",
 			    "Freeing blocks not in datazone - "