From: Roy Marples <roy@marples.name>
Date: Tue, 25 Feb 2014 14:11:35 +0000 (+0000)
Subject: Don't use a variable length buffer
X-Git-Tag: v6.3.1~13
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1989cad379da2048df870f365903b8f4226cd5c8;p=thirdparty%2Fdhcpcd.git

Don't use a variable length buffer
---

diff --git a/dhcpcd.c b/dhcpcd.c
index 128726c0..a16cc9d3 100644
--- a/dhcpcd.c
+++ b/dhcpcd.c
@@ -757,7 +757,7 @@ handle_hwaddr(struct dhcpcd_ctx *ctx, const char *ifname,
     const uint8_t *hwaddr, size_t hwlen)
 {
 	struct interface *ifp;
-	char buf[hwlen * 3];
+	char buf[sizeof(ifp->hwaddr) * 3];
 
 	ifp = find_interface(ctx, ifname);
 	if (ifp == NULL)