use a better style of sh code around aperture

diff --git a/distrib/miniroot/install.sub b/distrib/miniroot/install.sub
index 7c44e56..d15bf63 100644 (file)
--- a/distrib/miniroot/install.sub
+++ b/distrib/miniroot/install.sub
@@ -1,4 +1,4 @@
-#      $OpenBSD: install.sub,v 1.785 2014/07/22 06:45:31 ajacoutot Exp $
+#      $OpenBSD: install.sub,v 1.786 2014/07/22 17:01:33 deraadt Exp $
 #
 # Copyright (c) 1997-2009 Todd Miller, Theo de Raadt, Ken Westerback
 # All rights reserved.
@@ -1854,10 +1854,10 @@ questions() {
        xdm=
        lidsuspend=
        if [[ -n $DISPLAY ]]; then
-               [[ -n $(scan_dmesg '/^vga.*: aperture needed/p') ]] &&
+               if [[ -n $(scan_dmesg '/^vga.*: aperture needed/p') ]]; then
                        ask_yn "Do you expect to run the X Window System?" yes &&
-                       aperture=$MDXAPERTURE
-
+                           aperture=$MDXAPERTURE
+               fi
                if [[ -n $MDXDM ]]; then
                        ask_yn "Do you want the X Window System to be started by xdm(1)?"
                        xdm=$resp