---

yaml --- r: 8909 b: refs/heads/master c: cd0bf2d h: refs/heads/master i: 8907: 97aa428 v: v3
git-mirror · Sep 13, 2005 · d72eb52 · d72eb52
1 parent 7429a60
commit d72eb52
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Showing 2 changed files with 11 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e7fa1bd93f977c03050bd6b3d13846aa43310fef
+refs/heads/master: cd0bf2d796ebb51c346b1ed4208cdbfd86e98a61
diff --git a/trunk/net/ipv4/netfilter/ipt_REDIRECT.c b/trunk/net/ipv4/netfilter/ipt_REDIRECT.c
@@ -88,14 +88,18 @@ redirect_target(struct sk_buff **pskb,
 		newdst = htonl(0x7F000001);
 	else {
 		struct in_device *indev;
+		struct in_ifaddr *ifa;
 
-		/* Device might not have an associated in_device. */
-		indev = (struct in_device *)(*pskb)->dev->ip_ptr;
-		if (indev == NULL || indev->ifa_list == NULL)
-			return NF_DROP;
+		newdst = 0;
+
+		rcu_read_lock();
+		indev = __in_dev_get((*pskb)->dev);
+		if (indev && (ifa = indev->ifa_list))
+			newdst = ifa->ifa_local;
+		rcu_read_unlock();
 
-		/* Grab first address on interface. */
-		newdst = indev->ifa_list->ifa_local;
+		if (!newdst)
+			return NF_DROP;
 	}
 
 	/* Transfer from original range. */