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bcm963xx: fix cfe detection

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The CFE detection failed to account for zero termination.

Signed-off-by: Axel Gembe <ago@bastart.eu.org>

SVN-Revision: 11182
This commit is contained in:
Felix Fietkau 2008-05-18 17:32:05 +00:00
parent be49888f6c
commit ab2b78aabd
1 changed files with 46 additions and 0 deletions
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46
target/linux/brcm63xx/patches-2.6.25/110-bcm963xx_fix_cfe_detection.patch Normal file
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@ -0,0 +1,46 @@
From f1a605c36cf1659f5f486ae4135de1e285fdf86c Mon Sep 17 00:00:00 2001
From: Axel Gembe <ago@bastart.eu.org>
Date: Sat, 17 May 2008 16:17:22 +0200
Subject: [PATCH] bcm963xx: fix cfe detection
The CFE detection failed to account for zero termination.
Signed-off-by: Axel Gembe <ago@bastart.eu.org>
---
drivers/mtd/maps/bcm963xx-flash.c | 11 ++++++-----
1 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/mtd/maps/bcm963xx-flash.c b/drivers/mtd/maps/bcm963xx-flash.c
index c4c4526..4da672b 100644
--- a/drivers/mtd/maps/bcm963xx-flash.c
+++ b/drivers/mtd/maps/bcm963xx-flash.c
@@ -1,8 +1,7 @@
/*
- * $Id$
* Copyright (C) 2006 Florian Fainelli <florian@openwrt.org>
- * Mike Albon <malbon@openwrt.org>
- * Copyright (C) $Date$ $Author$
+ * Mike Albon <malbon@openwrt.org>
+ * Copyright (C) 2008 Axel Gembe <ago@bastart.eu.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -184,11 +183,13 @@ static int bcm963xx_parts_size = sizeof(bcm963xx_parts) / sizeof(bcm963xx_parts[
static int bcm963xx_detect_cfe(struct mtd_info *master)
{
int idoffset = 0x4e0;
- static char idstring[8] = "CFE1CFE1";
- char buf[8];
+ static char idstring[9] = "CFE1CFE1";
+ char buf[9];
int ret;
size_t retlen;
+ memset(buf, 0, sizeof(buf));
+
ret = master->read(master, idoffset, 8, &retlen, (void *)buf);
printk("bcm963xx: Read Signature value of %s\n", buf);
return strcmp(idstring,buf);
--
1.5.5.1