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authorHongbin Wang <wh_bin@126.com>2022-08-11 23:38:33 -0400
committerDavid S. Miller <davem@davemloft.net>2022-08-13 10:27:36 +0100
commit777885673122b78b2abd2f1e428730961a786ff2 (patch)
tree129aafc9f8c50e43482aa7859593ca19e6acc85b /net/ipv6
parent246bbf2f977ea36aaf41f5d24370fef433250728 (diff)
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ip6_tunnel: Fix the type of functions
Functions ip6_tnl_change, ip6_tnl_update and ip6_tnl0_update do always return 0, change the type of functions to void. Signed-off-by: Hongbin Wang <wh_bin@126.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6_tunnel.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 3fda5634578c..79c6a827dea9 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1517,7 +1517,7 @@ static void ip6_tnl_link_config(struct ip6_tnl *t)
* ip6_tnl_change() updates the tunnel parameters
**/
-static int
+static void
ip6_tnl_change(struct ip6_tnl *t, const struct __ip6_tnl_parm *p)
{
t->parms.laddr = p->laddr;
@@ -1531,29 +1531,25 @@ ip6_tnl_change(struct ip6_tnl *t, const struct __ip6_tnl_parm *p)
t->parms.fwmark = p->fwmark;
dst_cache_reset(&t->dst_cache);
ip6_tnl_link_config(t);
- return 0;
}
-static int ip6_tnl_update(struct ip6_tnl *t, struct __ip6_tnl_parm *p)
+static void ip6_tnl_update(struct ip6_tnl *t, struct __ip6_tnl_parm *p)
{
struct net *net = t->net;
struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);
- int err;
ip6_tnl_unlink(ip6n, t);
synchronize_net();
- err = ip6_tnl_change(t, p);
+ ip6_tnl_change(t, p);
ip6_tnl_link(ip6n, t);
netdev_state_change(t->dev);
- return err;
}
-static int ip6_tnl0_update(struct ip6_tnl *t, struct __ip6_tnl_parm *p)
+static void ip6_tnl0_update(struct ip6_tnl *t, struct __ip6_tnl_parm *p)
{
/* for default tnl0 device allow to change only the proto */
t->parms.proto = p->proto;
netdev_state_change(t->dev);
- return 0;
}
static void
@@ -1667,9 +1663,9 @@ ip6_tnl_siocdevprivate(struct net_device *dev, struct ifreq *ifr,
} else
t = netdev_priv(dev);
if (dev == ip6n->fb_tnl_dev)
- err = ip6_tnl0_update(t, &p1);
+ ip6_tnl0_update(t, &p1);
else
- err = ip6_tnl_update(t, &p1);
+ ip6_tnl_update(t, &p1);
}
if (!IS_ERR(t)) {
err = 0;
@@ -2091,7 +2087,8 @@ static int ip6_tnl_changelink(struct net_device *dev, struct nlattr *tb[],
} else
t = netdev_priv(dev);
- return ip6_tnl_update(t, &p);
+ ip6_tnl_update(t, &p);
+ return 0;
}
static void ip6_tnl_dellink(struct net_device *dev, struct list_head *head)