From: Roy Marples <roy@marples.name>
Date: Sun, 14 Sep 2008 09:06:22 +0000 (+0000)
Subject: We may change size of hwaddr_buffer, so just use sizeof.
X-Git-Tag: v5.0.0~257
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9bb03ee18111983683517744b4cb4270a62cc56e;p=thirdparty%2Fdhcpcd.git

We may change size of hwaddr_buffer, so just use sizeof.
---

diff --git a/net.c b/net.c
index 15b80075..34b3b2a9 100644
--- a/net.c
+++ b/net.c
@@ -138,7 +138,7 @@ hwaddr_ntoa(const unsigned char *hwaddr, size_t hwlen)
 	char *p = hwaddr_buffer;
 	size_t i;
 
-	for (i = 0; i < hwlen && i < HWADDR_LEN; i++) {
+	for (i = 0; i < hwlen && i < sizeof(hwaddr_buffer); i++) {
 		if (i > 0)
 			*p ++= ':';
 		p += snprintf(p, 3, "%.2x", hwaddr[i]);