From 81878d27fdd297a33f3cfcf29483fe1abaf26dec Mon Sep 17 00:00:00 2001
From: Thomas Graf <tgraf@suug.ch>
Date: Tue, 14 Nov 2006 19:45:27 -0800
Subject: [GENL]: Add genlmsg_reply() to simply unicast replies to requests

A generic netlink user has no interest in knowing how to
address the source of the original request.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Paul Moore <paul.moore@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 2010465..797c18b 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -150,6 +150,16 @@ static inline int genlmsg_unicast(struct sk_buff *skb, u32 pid)
 }
 
 /**
+ * genlmsg_reply - reply to a request
+ * @skb: netlink message to be sent back
+ * @info: receiver information
+ */
+static inline int genlmsg_reply(struct sk_buff *skb, struct genl_info *info)
+{
+	return genlmsg_unicast(skb, info->snd_pid);
+}
+
+/**
  * gennlmsg_data - head of message payload
  * @gnlh: genetlink messsage header
  */
diff --git a/net/netlabel/netlabel_cipso_v4.c b/net/netlabel/netlabel_cipso_v4.c
index f1788bd..5262887 100644
--- a/net/netlabel/netlabel_cipso_v4.c
+++ b/net/netlabel/netlabel_cipso_v4.c
@@ -568,7 +568,7 @@ list_start:
 
 	genlmsg_end(ans_skb, data);
 
-	ret_val = genlmsg_unicast(ans_skb, info->snd_pid);
+	ret_val = genlmsg_reply(ans_skb, info);
 	if (ret_val != 0)
 		goto list_failure;
 
diff --git a/net/netlabel/netlabel_mgmt.c b/net/netlabel/netlabel_mgmt.c
index c529622..7846937 100644
--- a/net/netlabel/netlabel_mgmt.c
+++ b/net/netlabel/netlabel_mgmt.c
@@ -390,7 +390,7 @@ static int netlbl_mgmt_listdef(struct sk_buff *skb, struct genl_info *info)
 
 	genlmsg_end(ans_skb, data);
 
-	ret_val = genlmsg_unicast(ans_skb, info->snd_pid);
+	ret_val = genlmsg_reply(ans_skb, info);
 	if (ret_val != 0)
 		goto listdef_failure;
 	return 0;
@@ -512,7 +512,7 @@ static int netlbl_mgmt_version(struct sk_buff *skb, struct genl_info *info)
 
 	genlmsg_end(ans_skb, data);
 
-	ret_val = genlmsg_unicast(ans_skb, info->snd_pid);
+	ret_val = genlmsg_reply(ans_skb, info);
 	if (ret_val != 0)
 		goto version_failure;
 	return 0;
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index 219dcca..57dd07b 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -160,7 +160,7 @@ static int netlbl_unlabel_list(struct sk_buff *skb, struct genl_info *info)
 
 	genlmsg_end(ans_skb, data);
 
-	ret_val = genlmsg_unicast(ans_skb, info->snd_pid);
+	ret_val = genlmsg_reply(ans_skb, info);
 	if (ret_val != 0)
 		goto list_failure;
 	return 0;
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 70d60c8..0249a56 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -529,7 +529,7 @@ static int ctrl_getfamily(struct sk_buff *skb, struct genl_info *info)
 		goto errout;
 	}
 
-	err = genlmsg_unicast(msg, info->snd_pid);
+	err = genlmsg_reply(msg, info);
 errout:
 	return err;
 }
-- 
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