netdev - [PATCH net-next] ip6mr: remove stray rcu_read_unlock() from ip6_mr

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Date:   Mon, 25 Jul 2022 13:05:54 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>,
        Vladimir Oltean <olteanv@...il.com>
Subject: [PATCH net-next] ip6mr: remove stray rcu_read_unlock() from ip6_mr_forward()

From: Eric Dumazet <edumazet@...gle.com>

One rcu_read_unlock() should have been removed in blamed commit.

Fixes: 9b1c21d898fd ("ip6mr: do not acquire mrt_lock while calling ip6_mr_forward()")
Reported-by: Vladimir Oltean <olteanv@...il.com>
Signed-off-by: Eric Dumazet <edumazet@...gle.com>
---
 net/ipv6/ip6mr.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index d546fc09d80310f20488a6627bf782c067a80fa6..a9ba41648e36854fe1702a3397a36a366be4c682 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -2133,10 +2133,8 @@ static void ip6_mr_forward(struct net *net, struct mr_table *mrt,
 		 */
 		cache_proxy = mr_mfc_find_any_parent(mrt, vif);
 		if (cache_proxy &&
-		    cache_proxy->_c.mfc_un.res.ttls[true_vifi] < 255) {
-			rcu_read_unlock();
+		    cache_proxy->_c.mfc_un.res.ttls[true_vifi] < 255)
 			goto forward;
-		}
 	}
 
 	/*
-- 
2.37.1.359.gd136c6c3e2-goog