[Xen-changelog] [xen-unstable] libxl: vncviewer: unconditionally read listen port address and password

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
# Date 1296845240 0
# Node ID c77353cb2ebb328a247046c959b04c63b4f79609
# Parent  3cd9f9db5c21df2cb168381a16736ae90bebe7ab
libxl: vncviewer: unconditionally read listen port address and password

The /local/domain/DOMID/device/vfb/0/backend path is irrelevant.
libxl does not create it, so the branch would never be taken.

Instead, simply read the target paths of interest.

Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
 tools/libxl/libxl.c |   18 +++++++-----------
 1 files changed, 7 insertions(+), 11 deletions(-)

diff -r 3cd9f9db5c21 -r c77353cb2ebb tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Fri Feb 04 18:46:22 2011 +0000
+++ b/tools/libxl/libxl.c       Fri Feb 04 18:47:20 2011 +0000
@@ -791,7 +791,7 @@ int libxl_vncviewer_exec(libxl_ctx *ctx,
 int libxl_vncviewer_exec(libxl_ctx *ctx, uint32_t domid, int autopass)
 {
     libxl__gc gc = LIBXL_INIT_GC(ctx);
-    const char *vnc_port, *vfb_back;
+    const char *vnc_port;
     const char *vnc_listen = NULL, *vnc_pass = NULL;
     int port = 0, autopass_fd = -1;
     char *vnc_bin, *args[] = {
@@ -807,18 +807,14 @@ int libxl_vncviewer_exec(libxl_ctx *ctx,
     if ( vnc_port )
         port = atoi(vnc_port) - 5900;
 
-    vfb_back = libxl__xs_read(&gc, XBT_NULL,
-                            libxl__sprintf(&gc,
-                            "/local/domain/%d/device/vfb/0/backend", domid));
-    if ( vfb_back ) {
-        vnc_listen = libxl__xs_read(&gc, XBT_NULL,
-                            libxl__sprintf(&gc,
+    vnc_listen = libxl__xs_read(&gc, XBT_NULL,
+                                libxl__sprintf(&gc,
                             "/local/domain/%d/console/vnc-listen", domid));
-        if ( autopass )
-            vnc_pass = libxl__xs_read(&gc, XBT_NULL,
-                            libxl__sprintf(&gc,
+
+    if ( autopass )
+        vnc_pass = libxl__xs_read(&gc, XBT_NULL,
+                                  libxl__sprintf(&gc,
                             "/local/domain/%d/console/vnc-pass", domid));
-    }
 
     if ( NULL == vnc_listen )
         vnc_listen = "localhost";

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