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From: Kirill Korotaev <dev@openvz.org>
To: Andrew Morton <akpm@osdl.org>,
	"David S. Miller" <davem@davemloft.net>,
	devel@openvz.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Mishin Dmitry <dim@openvz.org>
Subject: [PATCH] unaligned access in sk_run_filter()
Date: Mon, 17 Apr 2006 15:12:11 +0400	[thread overview]
Message-ID: <4443780B.1040108@openvz.org> (raw)

[-- Attachment #1: Type: text/plain, Size: 244 bytes --]

[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@openvz.org>
Signed-Off-By: Kirill Korotaev <dev@openvz.org>


[-- Attachment #2: diff-ms-ia64-unalign-skrunfilter --]
[-- Type: text/plain, Size: 752 bytes --]

--- ./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;

             reply	other threads:[~2006-04-17 11:04 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-17 11:12 Kirill Korotaev [this message]
2006-04-18 21:50 ` [PATCH] unaligned access in sk_run_filter() David S. Miller

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