Commit 6ea3c9d5 authored Aug 31, 2015 by Nikolay Aleksandrov Committed by David S. Miller Aug 31, 2015

mpls: fix mpls_net_init memory leak

Fix a memory leak in the mpls netns init function in case of failure. If
register_net_sysctl fails then we need to free the ctl_table.

Fixes: 7720c01f ("mpls: Add a sysctl to control the size of the mpls label table")
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent f0fa6e52

net/mpls/af_mpls.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -1177,8 +1177,10 @@ static int mpls_net_init(struct net *net)

		table[0].data = net;
		net->mpls.ctl = register_net_sysctl(net, "net/mpls", table);
		if (net->mpls.ctl == NULL)
		if (net->mpls.ctl == NULL) {
		kfree(table);
		return -ENOMEM;
		}

		return 0;
		}