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net: ipmr: ipmr_get_table() returns NULL

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

Fixes: 4f75ba6982 ("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>
This commit is contained in:
Dan Carpenter 2017-07-12 10:56:47 +03:00 committed by David S. Miller
parent 88f0f09b3a
commit 2e3d232e13
1 changed files with 2 additions and 2 deletions
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4
net/ipv4/ipmr.c
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@ -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; tableid = tb[RTA_TABLE] ? nla_get_u32(tb[RTA_TABLE]) : 0;
mrt = ipmr_get_table(net, tableid ? tableid : RT_TABLE_DEFAULT); mrt = ipmr_get_table(net, tableid ? tableid : RT_TABLE_DEFAULT);
if (IS_ERR(mrt)) { if (!mrt) {
err = PTR_ERR(mrt); err = -ENOENT;
goto errout_free; goto errout_free;
} }