Commit 60be976a authored by Matt Johnston's avatar Matt Johnston Committed by David S. Miller
Browse files

mctp: Fix check for dev_hard_header() result 



dev_hard_header() returns the length of the header, so
we need to test for negative errors rather than non-zero.

Fixes: 889b7da2 ("mctp: Add initial routing framework")
Signed-off-by: default avatarMatt Johnston <matt@codeconstruct.com.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4298a62f

net/mctp/route.c

+1 −1
Original line number Diff line number Diff line
@@ -512,7 +512,7 @@ static int mctp_route_output(struct mctp_route *route, struct sk_buff *skb) 


	rc = dev_hard_header(skb, skb->dev, ntohs(skb->protocol),

			     daddr, skb->dev->dev_addr, skb->len);

	if (rc) {

	if (rc < 0) {

		kfree_skb(skb);

		return -EHOSTUNREACH;

	}