From: Ville Nuorvala <vnuorval@tcs.hut.fi>
Date: Tue, 17 Oct 2006 05:11:11 +0000 (-0700)
Subject: [IPV6]: Clean up BACKTRACK().
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e0eda7bbaae48ea56f1f1943ea90df72d459b9b0;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[IPV6]: Clean up BACKTRACK().

The fn check is unnecessary as fn can never be NULL in BACKTRACK().

Signed-off-by: Ville Nuorvala <vnuorval@tcs.hut.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index a1b0f075462e..263c057d17c6 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -484,7 +484,7 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
 do { \
 	if (rt == &ip6_null_entry) { \
 		struct fib6_node *pn; \
-		while (fn) { \
+		while (1) { \
 			if (fn->fn_flags & RTN_TL_ROOT) \
 				goto out; \
 			pn = fn->parent; \