diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 0c28263..116d3fd 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -435,10 +435,10 @@
 		udpdest.sin_addr.s_addr = htonl(network | addr.station);
 	}
 
+	memset(&ah, 0, sizeof(ah));
 	ah.port = port;
 	ah.cb = cb & 0x7f;
 	ah.code = 2;		/* magic */
-	ah.pad = 0;
 
 	/* tack our header on the front of the iovec */
 	size = sizeof(struct aunhdr);