From 3e085629bc921c37c1bb2e2fb6227fa14de14682 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@ftp.linux.org.uk>
Date: Wed, 21 May 2008 00:30:51 -0300
Subject: [PATCH] V4L/DVB (7958): fix unaligned access in av7110.c

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
---
 drivers/media/dvb/ttpci/av7110.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c
index 747e7f1a62..f05d43d8b5 100644
--- a/drivers/media/dvb/ttpci/av7110.c
+++ b/drivers/media/dvb/ttpci/av7110.c
@@ -51,6 +51,7 @@
 #include <linux/crc32.h>
 #include <linux/i2c.h>
 #include <linux/kthread.h>
+#include <asm/unaligned.h>
 
 #include <asm/system.h>
 
@@ -1461,9 +1462,9 @@ static int check_firmware(struct av7110* av7110)
 	ptr += 4;
 
 	/* check dpram file */
-	crc = ntohl(*(u32*) ptr);
+	crc = get_unaligned_be32(ptr);
 	ptr += 4;
-	len = ntohl(*(u32*) ptr);
+	len = get_unaligned_be32(ptr);
 	ptr += 4;
 	if (len >= 512) {
 		printk("dvb-ttpci: dpram file is way too big.\n");
@@ -1478,9 +1479,9 @@ static int check_firmware(struct av7110* av7110)
 	ptr += len;
 
 	/* check root file */
-	crc = ntohl(*(u32*) ptr);
+	crc = get_unaligned_be32(ptr);
 	ptr += 4;
-	len = ntohl(*(u32*) ptr);
+	len = get_unaligned_be32(ptr);
 	ptr += 4;
 
 	if (len <= 200000 || len >= 300000 ||
-- 
2.39.5