diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2008-10-07 14:12:10 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-10-07 14:12:10 -0700 |
| commit | 68fffc679694d5f7c02fdeb684b481416cd8213b (patch) | |
| tree | 63afbb6666c361af8a5480d206c170dd5610c646 | |
| parent | 23542618deb77cfed312842fe8c41ed19fb16470 (diff) | |
| download | lwn-68fffc679694d5f7c02fdeb684b481416cd8213b.tar.gz lwn-68fffc679694d5f7c02fdeb684b481416cd8213b.zip | |
ipv6: clean up ip6_route_net_init() error handling
ip6_route_net_init() error handling looked less than solid, fix 'er up.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv6/route.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index f4385a6569c2..635d97d54b0a 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -2631,10 +2631,8 @@ static int ip6_route_net_init(struct net *net) net->ipv6.ip6_prohibit_entry = kmemdup(&ip6_prohibit_entry_template, sizeof(*net->ipv6.ip6_prohibit_entry), GFP_KERNEL); - if (!net->ipv6.ip6_prohibit_entry) { - kfree(net->ipv6.ip6_null_entry); - goto out; - } + if (!net->ipv6.ip6_prohibit_entry) + goto out_ip6_null_entry; net->ipv6.ip6_prohibit_entry->u.dst.path = (struct dst_entry *)net->ipv6.ip6_prohibit_entry; net->ipv6.ip6_prohibit_entry->u.dst.ops = net->ipv6.ip6_dst_ops; @@ -2642,11 +2640,8 @@ static int ip6_route_net_init(struct net *net) net->ipv6.ip6_blk_hole_entry = kmemdup(&ip6_blk_hole_entry_template, sizeof(*net->ipv6.ip6_blk_hole_entry), GFP_KERNEL); - if (!net->ipv6.ip6_blk_hole_entry) { - kfree(net->ipv6.ip6_null_entry); - kfree(net->ipv6.ip6_prohibit_entry); - goto out; - } + if (!net->ipv6.ip6_blk_hole_entry) + goto out_ip6_prohibit_entry; net->ipv6.ip6_blk_hole_entry->u.dst.path = (struct dst_entry *)net->ipv6.ip6_blk_hole_entry; net->ipv6.ip6_blk_hole_entry->u.dst.ops = net->ipv6.ip6_dst_ops; @@ -2662,6 +2657,12 @@ static int ip6_route_net_init(struct net *net) out: return ret; +#ifdef CONFIG_IPV6_MULTIPLE_TABLES +out_ip6_prohibit_entry: + kfree(net->ipv6.ip6_prohibit_entry); +out_ip6_null_entry: + kfree(net->ipv6.ip6_null_entry); +#endif out_ip6_dst_ops: release_net(net->ipv6.ip6_dst_ops->dst_net); kfree(net->ipv6.ip6_dst_ops); |