* [PATCH] fix unaligned access in av7110.c
@ 2008-05-21 0:30 Al Viro
0 siblings, 0 replies; only message in thread
From: Al Viro @ 2008-05-21 0:30 UTC (permalink / raw)
To: mchehab; +Cc: linux-kernel, torvalds
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
drivers/media/dvb/ttpci/av7110.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c
index 747e7f1..f05d43d 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 ||
--
1.5.3.GIT
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2008-05-21 0:30 [PATCH] fix unaligned access in av7110.c Al Viro
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