From: Patrick McHardy <kaber@trash.net>
Date: Wed, 20 Sep 2006 19:02:21 +0000 (-0700)
Subject: [NETFILTER]: ip6t_HL: remove write-only variable
X-Git-Tag: v2.6.19-rc1~1272^2~35
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7cf73936fe6bb9b027b75fd8fa3c634fe74843d3;p=linux-2.6

[NETFILTER]: ip6t_HL: remove write-only variable

Noticed by Alexey Dobriyan <adobriyan@gmail.com>

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/netfilter/ip6t_HL.c b/net/ipv6/netfilter/ip6t_HL.c
index e54ea92d10..435750f664 100644
--- a/net/ipv6/netfilter/ip6t_HL.c
+++ b/net/ipv6/netfilter/ip6t_HL.c
@@ -26,7 +26,6 @@ static unsigned int ip6t_hl_target(struct sk_buff **pskb,
 {
 	struct ipv6hdr *ip6h;
 	const struct ip6t_HL_info *info = targinfo;
-	u_int16_t diffs[2];
 	int new_hl;
 
 	if (!skb_make_writable(pskb, (*pskb)->len))
@@ -53,11 +52,8 @@ static unsigned int ip6t_hl_target(struct sk_buff **pskb,
 			break;
 	}
 
-	if (new_hl != ip6h->hop_limit) {
-		diffs[0] = htons(((unsigned)ip6h->hop_limit) << 8) ^ 0xFFFF;
+	if (new_hl != ip6h->hop_limit)
 		ip6h->hop_limit = new_hl;
-		diffs[1] = htons(((unsigned)ip6h->hop_limit) << 8);
-	}
 
 	return IP6T_CONTINUE;
 }