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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(-)
--- 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_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);
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