Alexandre Julliard : server: Avoid crash in set_thread_desktop if the thread doesn't have a queue.

[Alexandre Julliard]

Module: wine
Branch: refs/heads/master
Commit: 71b94726d9661d2f51afe4bd72539de656dcd0a3
URL:    http://source.winehq.org/git/?p=wine.git;a=commit;h=71b94726d9661d2f51afe4bd72539de656dcd0a3

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Mon Mar  6 15:10:59 2006 +0100

server: Avoid crash in set_thread_desktop if the thread doesn't have a queue.

---

 server/winstation.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/server/winstation.c b/server/winstation.c
index 30cbe18..da24be4 100644
--- a/server/winstation.c
+++ b/server/winstation.c
@@ -477,7 +477,7 @@ DECL_HANDLER(set_thread_desktop)
     else
         current->desktop = req->handle;  /* FIXME: should we close the old one? */
 
-    if (old_desktop != new_desktop) detach_thread_input( current );
+    if (old_desktop != new_desktop && current->queue) detach_thread_input( current );
 
     if (old_desktop) release_object( old_desktop );
     release_object( new_desktop );