linux-ext4 - [PATCH] ext4: fix loop in do

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Message-ID: <49310D34.1000205@gmail.com>
Date:	Sat, 29 Nov 2008 04:36:52 -0500
From:	roel kluin <roel.kluin@...il.com>
To:	tytso@....edu, adilger@....com
CC:	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ext4: fix loop in do_split()

unsigned i >= 0 is always true

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 63adcb7..389cf60 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1198,7 +1198,7 @@ static struct ext4_dir_entry_2 *do_split(handle_t *handle, struct inode *dir,
 	/* Split the existing block in the middle, size-wise */
 	size = 0;
 	move = 0;
-	for (i = count-1; i >= 0; i--) {
+	for (i = count-1; i < count; i--) {
 		/* is more than half of this entry in 2nd half of the block? */
 		if (size + map[i].size/2 > blocksize/2)
 			break;
--
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