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authorJulian Anastasov <[email protected]>2012-04-25 00:29:59 +0300
committerSimon Horman <[email protected]>2012-04-26 15:26:35 +0900
commit8d08d71ce59438a6ef06be5db07966e0c144b74e (patch)
tree804e30b7bd516ff39f6f6656fc760ea8db993ead
parent8f9b9a2fad47af27e14b037395e03cd8278d96d7 (diff)
ipvs: add check in ftp for initialized core
Avoid crash when registering ip_vs_ftp after the IPVS core initialization for netns fails. Do this by checking for present core (net->ipvs). Signed-off-by: Julian Anastasov <[email protected]> Acked-by: Hans Schillstrom <[email protected]> Signed-off-by: Simon Horman <[email protected]>
-rw-r--r--net/netfilter/ipvs/ip_vs_ftp.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c
index 538d74ee4f68..e39f693dd3e4 100644
--- a/net/netfilter/ipvs/ip_vs_ftp.c
+++ b/net/netfilter/ipvs/ip_vs_ftp.c
@@ -439,6 +439,8 @@ static int __net_init __ip_vs_ftp_init(struct net *net)
struct ip_vs_app *app;
struct netns_ipvs *ipvs = net_ipvs(net);
+ if (!ipvs)
+ return -ENOENT;
app = kmemdup(&ip_vs_ftp, sizeof(struct ip_vs_app), GFP_KERNEL);
if (!app)
return -ENOMEM;