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[net-next,2/5] fou: exit early when parsing config fails

Message ID 1428363690-16288-3-git-send-email-xiyou.wangcong@gmail.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Cong Wang April 6, 2015, 11:41 p.m. UTC 
Cc: Tom Herbert <therbert@google.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
---
 net/ipv4/fou.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index c8db627..ad0ee82 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -605,8 +605,11 @@  static int fou_nl_cmd_add_port(struct sk_buff *skb, struct genl_info *info)
 static int fou_nl_cmd_rm_port(struct sk_buff *skb, struct genl_info *info)
 {
 	struct fou_cfg cfg;
+	int err;
 
-	parse_nl_config(info, &cfg);
+	err = parse_nl_config(info, &cfg);
+	if (err)
+		return err;
 
 	return fou_destroy(&init_net, &cfg);
 }