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authorDavid S. Miller <davem@davemloft.net>2010-07-27 21:01:35 -0700
committerDavid S. Miller <davem@davemloft.net>2010-07-27 21:01:35 -0700
commitbb7e95c8fd859922c6cf3ebbb3a8546007df1748 (patch)
tree58b54c6306ba168b76f25cc6dc9a2d1d2eb830a7 /net/ipv6
parentb8bc0421ab7f83712a0a8ef7eb05fa73ec53c027 (diff)
parent5447080cfa3c77154498dfbf225367ac85b4c2b5 (diff)
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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/bnx2x_main.c Merge bnx2x bug fixes in by hand... :-/ Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/addrconf.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index e81155d2f25..ab70a3fbcaf 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1763,7 +1763,10 @@ static struct inet6_dev *addrconf_add_dev(struct net_device *dev)
idev = ipv6_find_idev(dev);
if (!idev)
- return NULL;
+ return ERR_PTR(-ENOBUFS);
+
+ if (idev->cnf.disable_ipv6)
+ return ERR_PTR(-EACCES);
/* Add default multicast route */
addrconf_add_mroute(dev);
@@ -2132,8 +2135,9 @@ static int inet6_addr_add(struct net *net, int ifindex, struct in6_addr *pfx,
if (!dev)
return -ENODEV;
- if ((idev = addrconf_add_dev(dev)) == NULL)
- return -ENOBUFS;
+ idev = addrconf_add_dev(dev);
+ if (IS_ERR(idev))
+ return PTR_ERR(idev);
scope = ipv6_addr_scope(pfx);
@@ -2380,7 +2384,7 @@ static void addrconf_dev_config(struct net_device *dev)
}
idev = addrconf_add_dev(dev);
- if (idev == NULL)
+ if (IS_ERR(idev))
return;
memset(&addr, 0, sizeof(struct in6_addr));
@@ -2471,7 +2475,7 @@ static void addrconf_ip6_tnl_config(struct net_device *dev)
ASSERT_RTNL();
idev = addrconf_add_dev(dev);
- if (!idev) {
+ if (IS_ERR(idev)) {
printk(KERN_DEBUG "init ip6-ip6: add_dev failed\n");
return;
}