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authorAl Viro <viro@ftp.linux.org.uk>2008-05-21 00:30:51 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-06-05 06:35:48 -0300
commit3e085629bc921c37c1bb2e2fb6227fa14de14682 (patch)
treef765e435d7e8375dfb3be3e0d450271d874bbe4c /drivers/media/dvb/ttpci/av7110.c
parenta230e55d92347e09d9ba2e97096df114b2dfaf2d (diff)
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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>
Diffstat (limited to 'drivers/media/dvb/ttpci/av7110.c')
-rw-r--r--drivers/media/dvb/ttpci/av7110.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c
index 747e7f1a6267..f05d43d8b5cf 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 ||