netdev - [PATCHv2 net 1/2] net: cls_u32: fix error code for invalid flags

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Message-Id: <1465296416-21449-2-git-send-email-jakub.kicinski@netronome.com>
Date:	Tue,  7 Jun 2016 11:46:55 +0100
From:	Jakub Kicinski <jakub.kicinski@...ronome.com>
To:	netdev@...r.kernel.org
Cc:	john.r.fastabend@...el.com, sridhar.samudrala@...el.com,
	Jakub Kicinski <jakub.kicinski@...ronome.com>
Subject: [PATCHv2 net 1/2] net: cls_u32: fix error code for invalid flags

'err' variable is not set in this test, we would return whatever
previous test set 'err' to.

Signed-off-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
Reviewed-by: Dinan Gunawardena <dinan.gunawardena@...ronome.com>
Reviewed-by: Simon Horman <simon.horman@...ronome.com>
Acked-by: Sridhar Samudrala <sridhar.samudrala@...el.com>
---
 net/sched/cls_u32.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 079b43b3c5d2..b17e090f2fe1 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -863,7 +863,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
 	if (tb[TCA_U32_FLAGS]) {
 		flags = nla_get_u32(tb[TCA_U32_FLAGS]);
 		if (!tc_flags_valid(flags))
-			return err;
+			return -EINVAL;
 	}
 
 	n = (struct tc_u_knode *)*arg;
-- 
1.9.1