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authorStephen Hemminger <shemminger@vyatta.com>2008-11-19 21:52:05 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-19 22:42:41 -0800
commit5bc3eb7e2f0026f246d939851109df99e8e9f64a (patch)
tree6da63169e066a07db21cc5268ac97ceb4c366c1c /net/ipv6/addrconf.c
parent54a30c975b6b27c0c9268461b647576b146d39bb (diff)
ip: convert to net_device_ops for ioctl
Convert to net_device_ops function table pointer for ioctl. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 0e41f1be6dc..e92ad8455c6 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2031,8 +2031,8 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
if (dev->type == ARPHRD_SIT) {
+ const struct net_device_ops *ops = dev->netdev_ops;
struct ifreq ifr;
- mm_segment_t oldfs;
struct ip_tunnel_parm p;
err = -EADDRNOTAVAIL;
@@ -2048,9 +2048,14 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
p.iph.ttl = 64;
ifr.ifr_ifru.ifru_data = (__force void __user *)&p;
- oldfs = get_fs(); set_fs(KERNEL_DS);
- err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
- set_fs(oldfs);
+ if (ops->ndo_do_ioctl) {
+ mm_segment_t oldfs = get_fs();
+
+ set_fs(KERNEL_DS);
+ err = ops->ndo_do_ioctl(dev, &ifr, SIOCADDTUNNEL);
+ set_fs(oldfs);
+ } else
+ err = -EOPNOTSUPP;
if (err == 0) {
err = -ENOBUFS;