From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 12 Jul 2017 07:56:47 +0000 (+0300)
Subject: net: ipmr: ipmr_get_table() returns NULL
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2e3d232e139a7128e2494a840a8a00fb9ab65f45;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

net: ipmr: ipmr_get_table() returns NULL

The ipmr_get_table() function doesn't return error pointers it returns
NULL on error.

Fixes: 4f75ba6982bc ("net: ipmr: Add ipmr_rtm_getroute")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index bb909f1d7537..06863ea3fc5b 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -2431,8 +2431,8 @@ static int ipmr_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
 	tableid = tb[RTA_TABLE] ? nla_get_u32(tb[RTA_TABLE]) : 0;
 
 	mrt = ipmr_get_table(net, tableid ? tableid : RT_TABLE_DEFAULT);
-	if (IS_ERR(mrt)) {
-		err = PTR_ERR(mrt);
+	if (!mrt) {
+		err = -ENOENT;
 		goto errout_free;
 	}