Better errors from ftdi (Jon Smirl)

git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1478 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

jtag/ChangeLog

@@ -1,5 +1,7 @@
 2009-04-06  Arnim Laeuger  <arniml>
 
+  * src/tap/usbconn/libftdi.c: Better errors from ftdi (Jon Smirl)
+
   * src/flash/jedec.c: Author added.
 
 2009-04-05  Arnim Laeuger  <arniml>

jtag/src/tap/usbconn/libftdi.c

@@ -319,7 +319,8 @@ usbconn_ftdi_common_open( usbconn_t *conn, int printerr )
 
   if (status < 0)
   {
-    if (printerr)
+    /* device not found == -3 */
+    if (printerr || (status != -3))
       printf( _("%s() failed: %s\n"), __FUNCTION__,
               ftdi_get_error_string( fc ) );
     ftdi_deinit( fc );