net: x25: fix one potential use-after-free issue

[karo-tx-linux.git] / net / x25 / sysctl_net_x25.c

diff --git a/net/x25/sysctl_net_x25.c b/net/x25/sysctl_net_x25.c
index a06dfe143c675039b57cdc5a83164228730d3e5e..ba078c85f0a1533ffbbadef1ab5789399dd1528a 100644 (file)
--- a/net/x25/sysctl_net_x25.c
+++ b/net/x25/sysctl_net_x25.c
@@ -73,9 +73,12 @@ static struct ctl_table x25_table[] = {
        { },
 };
 
-void __init x25_register_sysctl(void)
+int __init x25_register_sysctl(void)
 {
        x25_table_header = register_net_sysctl(&init_net, "net/x25", x25_table);
+       if (!x25_table_header)
+               return -ENOMEM;
+       return 0;
 }
 
 void x25_unregister_sysctl(void)