netdev - [PATCH 28/29] l2tp: remove BUG_ON refcount value in l2tp_session

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Message-Id: <20200721173221.4681-29-tparkin@katalix.com>
Date:   Tue, 21 Jul 2020 18:32:20 +0100
From:   Tom Parkin <tparkin@...alix.com>
To:     netdev@...r.kernel.org
Cc:     Tom Parkin <tparkin@...alix.com>
Subject: [PATCH 28/29] l2tp: remove BUG_ON refcount value in l2tp_session_free

l2tp_session_free is only called by l2tp_session_dec_refcount when the
reference count reaches zero, so it's of limited value to validate the
reference count value in l2tp_session_free itself.

Signed-off-by: Tom Parkin <tparkin@...alix.com>
---
 net/l2tp/l2tp_core.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index c7c513e0b042..34dacb14042f 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1565,8 +1565,6 @@ void l2tp_session_free(struct l2tp_session *session)
 {
 	struct l2tp_tunnel *tunnel = session->tunnel;
 
-	BUG_ON(refcount_read(&session->ref_count) != 0);
-
 	if (tunnel) {
 		BUG_ON(tunnel->magic != L2TP_TUNNEL_MAGIC);
 		l2tp_tunnel_dec_refcount(tunnel);
-- 
2.17.1