Convert ERR_PTR(PTR_ERR(p)) instances to ERR_CAST(p)

[linux-2.6] / net / ipv6 / udplite.c

diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index 5a0379f7141515f2ddc1841959ecde05f8a3ee66..87d4202522ee167400f6ee2121c407c68315a91c 100644 (file)
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -26,7 +26,7 @@ static void udplitev6_err(struct sk_buff *skb,
                          struct inet6_skb_parm *opt,
                          int type, int code, int offset, __be32 info)
 {
-       return __udp6_lib_err(skb, opt, type, code, offset, info, udplite_hash);
+       __udp6_lib_err(skb, opt, type, code, offset, info, udplite_hash);
 }
 
 static struct inet6_protocol udplitev6_protocol = {
@@ -77,12 +77,29 @@ static struct inet_protosw udplite6_protosw = {
        .flags          = INET_PROTOSW_PERMANENT,
 };
 
-void __init udplitev6_init(void)
+int __init udplitev6_init(void)
 {
-       if (inet6_add_protocol(&udplitev6_protocol, IPPROTO_UDPLITE) < 0)
-               printk(KERN_ERR "%s: Could not register.\n", __FUNCTION__);
+       int ret;
 
-       inet6_register_protosw(&udplite6_protosw);
+       ret = inet6_add_protocol(&udplitev6_protocol, IPPROTO_UDPLITE);
+       if (ret)
+               goto out;
+
+       ret = inet6_register_protosw(&udplite6_protosw);
+       if (ret)
+               goto out_udplitev6_protocol;
+out:
+       return ret;
+
+out_udplitev6_protocol:
+       inet6_del_protocol(&udplitev6_protocol, IPPROTO_UDPLITE);
+       goto out;
+}
+
+void udplitev6_exit(void)
+{
+       inet6_unregister_protosw(&udplite6_protosw);
+       inet6_del_protocol(&udplitev6_protocol, IPPROTO_UDPLITE);
 }
 
 #ifdef CONFIG_PROC_FS