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| author | Al Viro <viro@ftp.linux.org.uk> | 2008-05-21 05:30:51 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-06-05 11:35:48 +0200 |
| commit | 3e085629bc921c37c1bb2e2fb6227fa14de14682 (patch) | |
| tree | f765e435d7e8375dfb3be3e0d450271d874bbe4c | |
| parent | V4L/DVB (7957): fix the roothole in av7110_av.c (diff) | |
| download | linux-3e085629bc921c37c1bb2e2fb6227fa14de14682.tar.xz linux-3e085629bc921c37c1bb2e2fb6227fa14de14682.zip | |
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>
| -rw-r--r-- | 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 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 || |