[NETNS][IPV6]: Make ipv6_sysctl_register to return a value.
This patch makes the function ipv6_sysctl_register to return a
value. The af_inet6 init function is now able to handle an error and
catch it from the initialization of the sysctl.
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index 4ad8d9d..f713fbf 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -91,10 +91,15 @@
static struct ctl_table_header *ipv6_sysctl_header;
-void ipv6_sysctl_register(void)
+int ipv6_sysctl_register(void)
{
ipv6_sysctl_header = register_sysctl_paths(net_ipv6_ctl_path,
- ipv6_table);
+ ipv6_table);
+ if (!ipv6_sysctl_header)
+ return -ENOMEM;
+
+ return 0;
+
}
void ipv6_sysctl_unregister(void)
