[IPV6] SIT: Sparse: Use NULL pointer instead of 0.

| net/ipv6/sit.c:382:42: warning: Using plain integer as NULL pointer

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index cc16fe07bbff68f6485c91b32fb19bb79184feb7..91e46fbe6ce2e0ec0722ad2af6a91858721dd15b 100644 (file)
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -379,7 +379,7 @@ static void ipip6_tunnel_uninit(struct net_device *dev)
                dev_put(dev);
        } else {
                ipip6_tunnel_unlink(netdev_priv(dev));
-               ipip6_tunnel_del_prl(netdev_priv(dev), 0);
+               ipip6_tunnel_del_prl(netdev_priv(dev), NULL);
                dev_put(dev);
        }
 }