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@openvz.org>
Acked-by: Paul Moore <paul.moore@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 4 insertions, 21 deletions

diff --git a/net/netlabel/netlabel_cipso_v4.c b/net/netlabel/netlabel_cipso_v4.c
index fdc14a0d21af..9080c61b71a5 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 22c191267808..44be5d5261f4 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 52b2611a6eb6..56f80872924e 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);