netdev - [PATCH net-next v3 4/5] ip_tunnel: constify input argument of ip_tunnel_info

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Date:   Fri, 17 Feb 2023 05:39:24 +0200
From:   Gavin Li <gavinl@...dia.com>
To:     <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>, <roopa@...dia.com>,
        <eng.alaamohamedsoliman.am@...il.com>, <bigeasy@...utronix.de>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <gavi@...dia.com>, <roid@...dia.com>, <maord@...dia.com>,
        <saeedm@...dia.com>
Subject: [PATCH net-next v3 4/5] ip_tunnel: constify input argument of ip_tunnel_info_opts( )

Constify input argument(i.e. struct ip_tunnel_info *info) of
ip_tunnel_info_opts( ) so that it wouldn't be needed to W/A it each time
in each driver.

Signed-off-by: Gavin Li <gavinl@...dia.com>
---
 include/net/ip_tunnels.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index fca357679816..32c77f149c6e 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -485,9 +485,9 @@ static inline void iptunnel_xmit_stats(struct net_device *dev, int pkt_len)
 	}
 }
 
-static inline void *ip_tunnel_info_opts(struct ip_tunnel_info *info)
+static inline void *ip_tunnel_info_opts(const struct ip_tunnel_info *info)
 {
-	return info + 1;
+	return (void *)(info + 1);
 }
 
 static inline void ip_tunnel_info_opts_get(void *to,
-- 
2.31.1