From: Joerg Marx <joerg.marx@secunet.com>
Date: Thu, 17 Feb 2011 15:23:40 +0000 (+0100)
Subject: netfilter: ip6t_LOG: fix a flaw in printing the MAC
X-Git-Tag: firefly_0821_release~7613^2~2319^2~8^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0af320fb4627033e49cbc6e8138e7aa75ab8352a;p=firefly-linux-kernel-4.4.55.git

netfilter: ip6t_LOG: fix a flaw in printing the MAC

The flaw was in skipping the second byte in MAC header due to increasing
the pointer AND indexed access starting at '1'.

Signed-off-by: Joerg Marx <joerg.marx@secunet.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
---

diff --git a/net/ipv6/netfilter/ip6t_LOG.c b/net/ipv6/netfilter/ip6t_LOG.c
index 09c88891a753..de338037a736 100644
--- a/net/ipv6/netfilter/ip6t_LOG.c
+++ b/net/ipv6/netfilter/ip6t_LOG.c
@@ -410,7 +410,7 @@ fallback:
 		if (p != NULL) {
 			sb_add(m, "%02x", *p++);
 			for (i = 1; i < len; i++)
-				sb_add(m, ":%02x", p[i]);
+				sb_add(m, ":%02x", *p++);
 		}
 		sb_add(m, " ");