convert to zalloc

diff --git a/src/net/udp/dns.c b/src/net/udp/dns.c
index bd519a26e5c13d81d37ccdd0bf2d0ec1d44a75a5..0768d8ee14d49639de06ae52c98188f6c49a15bb 100644 (file)
--- a/src/net/udp/dns.c
+++ b/src/net/udp/dns.c
@@ -460,10 +460,9 @@ static int dns_resolv ( struct resolv_interface *resolv,
        }
 
        /* Allocate DNS structure */
-       dns = malloc ( sizeof ( *dns ) );
+       dns = zalloc ( sizeof ( *dns ) );
        if ( ! dns )
                return -ENOMEM;
-       memset ( dns, 0, sizeof ( *dns ) );
        resolv_init ( &dns->resolv, &null_resolv_ops, &dns->refcnt );
        xfer_init ( &dns->socket, &dns_socket_operations, &dns->refcnt );
        dns->timer.expired = dns_timer_expired;