Mesa (master): c11/threads: correct assertion

[Emil Velikov]

Module: Mesa
Branch: master
Commit: 469416f988bcd471fb6058cdfb5ffebe840545da
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=469416f988bcd471fb6058cdfb5ffebe840545da

Author: Emil Velikov <emil.l.velikov at gmail.com>
Date:   Fri Aug  1 17:39:49 2014 +0100

c11/threads: correct assertion

We should assert when either the function or the flag pointer
is null or we'll end up with a null reference a few lines later.

Currently unused by mesa thus it has gone unnoticed.

Signed-off-by: Emil Velikov <emil.l.velikov at gmail.com>
Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>

---

 include/c11/threads_win32.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/c11/threads_win32.h b/include/c11/threads_win32.h
index 5298a84..d017c31 100644
--- a/include/c11/threads_win32.h
+++ b/include/c11/threads_win32.h
@@ -296,7 +296,7 @@ static void impl_tss_dtor_invoke()
 static inline void
 call_once(once_flag *flag, void (*func)(void))
 {
-    assert(!flag && !func);
+    assert(flag && func);
 #ifdef EMULATED_THREADS_USE_NATIVE_CALL_ONCE
     {
     struct impl_call_once_param param;