Re: [Xen-devel] [PATCH]tools/libxl: fix a bug in libxl__build_device_model_args_new. info->vncpasswd can't be empty if info->vncpasswd != NULL

[ZhouPeng <zpengxen@xxxxxxxxx>]

2011/4/15 Christoph Egger <Christoph.Egger@xxxxxxx>

On 04/15/11 10:33, ZhouPeng wrote:

Signed-off-by: Zhou Peng<zhoupeng@xxxxxxxxxxxxxxx>

tools/libxl: fix a bug in libxl__build_device_model_args_new. info->vncpasswd can't be empty if info->vncpasswd != NULL

NACK!  This can info->vncpasswd[0] contains '\0' if you have


  vncpasswd=''

in the guest config file.

 " if (info->vncpasswd&&  info->vncpasswd[0]) “ can
  vncpasswd='' in guest cfg file, when using upstream-qemu-xen
  and block vncpasswd='passwd'
  Can it be reasonable?

Christoph

diff -r 3f00c5faa12a tools/libxl/libxl_dm.c
--- a/tools/libxl/libxl_dm.c    Wed Apr 13 16:10:26 2011 +0100
+++ b/tools/libxl/libxl_dm.c    Fri Apr 15 09:45:43 2011 +0800
@@ -209,7 +209,7 @@ static char ** libxl__build_device_model
         int display = 0;
         const char *listen = "127.0.0.1";

-        if (info->vncpasswd&&  info->vncpasswd[0]) {
+        if (info->vncpasswd&&  !info->vncpasswd[0]) {
             assert(!"missing code for supplying vnc password to qemu");
         }
         flexarray_append(dm_args, "-vnc");

--
Zhou Peng
Operating System Technology Group
Institute of Software, the Chinese Academy of Sciences (ISCAS)

<mailto:ailvpeng25@xxxxxxxxx>

--
---to satisfy European Law for business letters:
Advanced Micro Devices GmbH
Einsteinring 24, 85689 Dornach b. Muenchen
Geschaeftsfuehrer: Alberto Bozzo, Andrew Bowd
Sitz: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

-- 
Zhou Peng
Operating System Technology Group
Institute of Software, the Chinese Academy of Sciences (ISCAS)


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel