* [PATCH] Correct mistake order of checking in if statement. Make sure t->dev->flags & IFF_UP is check first.
@ 2022-11-06 14:56 Jamie Gloudon
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From: Jamie Gloudon @ 2022-11-06 14:56 UTC (permalink / raw)
To: netdev
---
net/ipv6/ip6_tunnel.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 2fb4c6ad7243..22c71f991bb7 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -162,7 +162,7 @@ ip6_tnl_lookup(struct net *net, int link,
return cand;
t = rcu_dereference(ip6n->collect_md_tun);
- if (t && t->dev->flags & IFF_UP)
+ if (t && (t->dev->flags & IFF_UP))
return t;
t = rcu_dereference(ip6n->tnls_wc[0]);
--
2.28.0
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2022-11-06 14:56 [PATCH] Correct mistake order of checking in if statement. Make sure t->dev->flags & IFF_UP is check first Jamie Gloudon
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