ppp: section fixes re netns

PPP is modular code so no initdata on netns hooks.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 4405a76..fddc849 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -901,7 +901,7 @@
 	kfree(pn);
 }
 
-static __net_initdata struct pernet_operations ppp_net_ops = {
+static struct pernet_operations ppp_net_ops = {
 	.init = ppp_init_net,
 	.exit = ppp_exit_net,
 };