From: Paul Fox <pgf@brightstareng.com>
Date: Wed, 20 Jul 2005 19:13:21 +0000 (-0000)
Subject: applying fix for:
X-Git-Tag: 1_1_0~891
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=01f67987e0aa4a4890a02d1a7445d878d3436d26;p=oweals%2Fbusybox.git

applying fix for:
     0000260: udhcpc doesn't validate client hardware address
---

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index d99711c43..7d50a72ed 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -443,6 +443,11 @@ int main(int argc, char *argv[])
 			if (memcmp(client_config.arp,packet.chaddr,6))
 				continue;
 
+			if (memcmp(packet.chaddr, client_config.arp, 6)) {
+				DEBUG(LOG_INFO, "packet does not have our chaddr -- ignoring");
+				continue;
+			}
+
 			if ((message = get_option(&packet, DHCP_MESSAGE_TYPE)) == NULL) {
 				DEBUG(LOG_ERR, "couldnt get option from packet -- ignoring");
 				continue;