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Commit 5788c568 authored by Philipp Reisner's avatar Philipp Reisner Committed by David S. Miller
Browse files

dst/connector: Disallow unpliviged users to configure dst 



Signed-off-by: default avatarPhilipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 24836479

drivers/staging/dst/dcore.c

+5 −0
Original line number Diff line number Diff line
@@ -855,6 +855,11 @@ static void cn_dst_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) 
	struct dst_node *n = NULL, *tmp;

	unsigned int hash;



	if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) {

		err = -EPERM;

		goto out;

	}



	if (msg->len < sizeof(struct dst_ctl)) {

		err = -EBADMSG;

		goto out;