netdev - [PATCH 1/1] netlabel: netlink_unicast calls kfree

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Date:	Thu, 10 Jul 2008 17:11:24 +0400
From:	"Denis V. Lunev" <den@...nvz.org>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, paul.moore@...com,
	"Denis V. Lunev" <den@...nvz.org>
Subject: [PATCH 1/1] netlabel: netlink_unicast calls kfree_skb on error path by itself

So, no need to kfree_skb here on the error path. In this case we can simply
return.

Signed-off-by: Denis V. Lunev <den@...nvz.org>
---
 net/netlabel/netlabel_cipso_v4.c  |    7 +------
 net/netlabel/netlabel_mgmt.c      |   12 ++----------
 net/netlabel/netlabel_unlabeled.c |    6 +-----
 3 files changed, 4 insertions(+), 21 deletions(-)

diff --git a/net/netlabel/netlabel_cipso_v4.c b/net/netlabel/netlabel_cipso_v4.c
index fdc14a0..9080c61 100644
--- a/net/netlabel/netlabel_cipso_v4.c
+++ b/net/netlabel/netlabel_cipso_v4.c
@@ -584,12 +584,7 @@ list_start:
 	rcu_read_unlock();
 
 	genlmsg_end(ans_skb, data);
-
-	ret_val = genlmsg_reply(ans_skb, info);
-	if (ret_val != 0)
-		goto list_failure;
-
-	return 0;
+	return genlmsg_reply(ans_skb, info);
 
 list_retry:
 	/* XXX - this limit is a guesstimate */
diff --git a/net/netlabel/netlabel_mgmt.c b/net/netlabel/netlabel_mgmt.c
index 22c1912..44be5d5 100644
--- a/net/netlabel/netlabel_mgmt.c
+++ b/net/netlabel/netlabel_mgmt.c
@@ -386,11 +386,7 @@ static int netlbl_mgmt_listdef(struct sk_buff *skb, struct genl_info *info)
 	rcu_read_unlock();
 
 	genlmsg_end(ans_skb, data);
-
-	ret_val = genlmsg_reply(ans_skb, info);
-	if (ret_val != 0)
-		goto listdef_failure;
-	return 0;
+	return genlmsg_reply(ans_skb, info);
 
 listdef_failure_lock:
 	rcu_read_unlock();
@@ -501,11 +497,7 @@ static int netlbl_mgmt_version(struct sk_buff *skb, struct genl_info *info)
 		goto version_failure;
 
 	genlmsg_end(ans_skb, data);
-
-	ret_val = genlmsg_reply(ans_skb, info);
-	if (ret_val != 0)
-		goto version_failure;
-	return 0;
+	return genlmsg_reply(ans_skb, info);
 
 version_failure:
 	kfree_skb(ans_skb);
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index 52b2611..56f8087 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -1107,11 +1107,7 @@ static int netlbl_unlabel_list(struct sk_buff *skb, struct genl_info *info)
 		goto list_failure;
 
 	genlmsg_end(ans_skb, data);
-
-	ret_val = genlmsg_reply(ans_skb, info);
-	if (ret_val != 0)
-		goto list_failure;
-	return 0;
+	return genlmsg_reply(ans_skb, info);
 
 list_failure:
 	kfree_skb(ans_skb);
-- 
1.5.3.rc5

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