From e02903973a87f57fea804162a70888ad64003844 Mon Sep 17 00:00:00 2001 From: Lubomir Rintel Date: Fri, 13 May 2016 16:07:59 +0200 Subject: [PATCH] fixup! libndp: validate the IPv6 hop limit Actually allocate space for the hop limit. --- libndp/libndp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libndp/libndp.c b/libndp/libndp.c index f817ad6..b7172fa 100644 --- a/libndp/libndp.c +++ b/libndp/libndp.c @@ -140,7 +140,7 @@ static int myrecvfrom6(int sockfd, void *buf, size_t *buflen, int flags, struct in6_addr *addr, uint32_t *ifindex, int *hoplimit) { struct sockaddr_in6 sin6; - unsigned char cbuf[CMSG_SPACE(sizeof(struct in6_pktinfo))]; + unsigned char cbuf[2 * CMSG_SPACE(sizeof(struct in6_pktinfo))]; struct iovec iovec; struct msghdr msghdr; struct cmsghdr *cmsghdr; -- 2.5.5