Alexandre Julliard : ntdll: Don't try to join with the main thread.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: adb0703cffbab688759645d57db68bc0d1423cf2
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=adb0703cffbab688759645d57d...

Author: Alexandre Julliard <julliard(a)winehq.org>
Date:   Mon Nov  1 11:28:38 2010 +0100

ntdll: Don't try to join with the main thread.

---

 dlls/ntdll/thread.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/dlls/ntdll/thread.c b/dlls/ntdll/thread.c
index bd24aa0..fb6b2d2 100644
--- a/dlls/ntdll/thread.c
+++ b/dlls/ntdll/thread.c
@@ -356,8 +356,11 @@ void exit_thread( int status )
     {
         struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)teb->SpareBytes1;
 
-        pthread_join( thread_data->pthread_id, NULL );
-        signal_free_thread( teb );
+        if (thread_data->pthread_id)
+        {
+            pthread_join( thread_data->pthread_id, NULL );
+            signal_free_thread( teb );
+        }
     }
 
     close( ntdll_get_thread_data()->wait_fd[0] );