From 9828ab115efc77a72ff78206f2e38d5ca8505e56 Mon Sep 17 00:00:00 2001
From: Matthias Andree <matthias.andree@gmx.de>
Date: Sun, 21 May 2017 22:41:16 +0100
Subject: [PATCH] Fix compiler warning.

---
 src/rfc2131.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rfc2131.c b/src/rfc2131.c
index da69fef..a679470 100644
--- a/src/rfc2131.c
+++ b/src/rfc2131.c
@@ -383,7 +383,7 @@ size_t dhcp_reply(struct dhcp_context *context, char *iface_name, int int_index,
 	    {
 	      len = option_uint(opt, offset + 4 , 1);
 	      /* Need to take care that bad data can't run us off the end of the packet */
-	      if ((offset + len + 5 <= (option_len(opt))) &&
+	      if ((offset + len + 5 <= (unsigned)(option_len(opt))) &&
 		  (option_uint(opt, offset, 4) == (unsigned int)o->u.encap))
 		for (o2 = offset + 5; o2 < offset + len + 5; o2 += elen + 1)
 		  {