netdev - [PATCH net-next 4/4] pptp: Constify the po parameter of pptp_route

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Message-ID: <6c74dc733dbb80f7b350c7184e4dac3694922e55.1689077819.git.gnault@redhat.com>
Date: Tue, 11 Jul 2023 15:06:26 +0200
From: Guillaume Nault <gnault@...hat.com>
To: David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>
Cc: netdev@...r.kernel.org, Dmitry Kozlov <xeb@...l.ru>
Subject: [PATCH net-next 4/4] pptp: Constify the po parameter of
 pptp_route_output().

Make it explicit that this function doesn't modify the socket passed as
parameter.

Signed-off-by: Guillaume Nault <gnault@...hat.com>
---
 drivers/net/ppp/pptp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index 32183f24e63f..57d38b27812d 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -129,10 +129,10 @@ static void del_chan(struct pppox_sock *sock)
 	spin_unlock(&chan_lock);
 }
 
-static struct rtable *pptp_route_output(struct pppox_sock *po,
+static struct rtable *pptp_route_output(const struct pppox_sock *po,
 					struct flowi4 *fl4)
 {
-	struct sock *sk = &po->sk;
+	const struct sock *sk = &po->sk;
 	struct net *net;
 
 	net = sock_net(sk);
-- 
2.39.2