[PATCH] unaligned access in sk_run_filter()

From: Kirill Korotaev
Date: Mon Apr 17 2006 - 07:05:10 EST


[PATCH] unaligned access in sk_run_filter()

This patch fixes unaligned access warnings noticed on IA64
in sk_run_filter(). 'ptr' can be unaligned.

Signed-Off-By: Dmitry Mishin <dim@xxxxxxxxxx>
Signed-Off-By: Kirill Korotaev <dev@xxxxxxxxxx>

--- ./net/core/filter.c.ve125 2006-04-05 15:11:24.000000000 +0400
+++ ./net/core/filter.c 2006-04-05 15:55:33.000000000 +0400
@@ -34,6 +34,7 @@
#include <linux/timer.h>
#include <asm/system.h>
#include <asm/uaccess.h>
+#include <asm/unaligned.h>
#include <linux/filter.h>

/* No hurry in this branch */
@@ -177,7 +178,7 @@ unsigned int sk_run_filter(struct sk_buf
load_w:
ptr = load_pointer(skb, k, 4, &tmp);
if (ptr != NULL) {
- A = ntohl(*(u32 *)ptr);
+ A = ntohl(get_unaligned((u32 *)ptr));
continue;
}
break;
@@ -186,7 +187,7 @@ load_w:
load_h:
ptr = load_pointer(skb, k, 2, &tmp);
if (ptr != NULL) {
- A = ntohs(*(u16 *)ptr);
+ A = ntohs(get_unaligned((u16 *)ptr));
continue;
}
break;