From: Matthew Dillon <dillon@dragonflybsd.org>
Date: Tue, 27 May 2008 22:47:16 +0000 (+0000)
Subject: Only test the IP protocol (ip_p) for IP frames.
X-Git-Tag: v2.0.1~531
X-Git-Url: https://gitweb.dragonflybsd.org/~uqs/games.git/commitdiff_plain/3ca87d99e351991dcd0cd527b0b44ff023142844

Only test the IP protocol (ip_p) for IP frames.
---

diff --git a/usr.sbin/vknetd/filter.c b/usr.sbin/vknetd/filter.c
index 585a3eb2ab..fc5c2636af 100644
--- a/usr.sbin/vknetd/filter.c
+++ b/usr.sbin/vknetd/filter.c
@@ -31,7 +31,7 @@
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  * 
- * $DragonFly: src/usr.sbin/vknetd/filter.c,v 1.1 2008/05/27 01:58:01 dillon Exp $
+ * $DragonFly: src/usr.sbin/vknetd/filter.c,v 1.2 2008/05/27 22:47:16 dillon Exp $
  */
 /*
  * Bridging code (serialized)
@@ -56,8 +56,9 @@ filter_ok(u_int8_t *pkt, int bytes)
 	 * Allow only ARP and IP packetes
 	 */
 	ether_type = ntohs(*(u_int16_t *)(pkt + 12));
-	if (ether_type != ETHERTYPE_ARP &&
-	    ether_type != ETHERTYPE_IP)
+	if (ether_type == ETHERTYPE_ARP)
+		return(1);
+	if (ether_type != ETHERTYPE_IP)
 		return(0);
 
 	/*