event_create(): check malloc() to be non-NULL

Check malloc() to return non-NULL before writing data
in the function event_create().

Signed-off-by: Florian La Roche <Florian.LaRoche@gmail.com>

Author: laroche

portable/ThirdParty/GCC/Posix/utils/wait_for_event.c

@@ -43,9 +43,12 @@ struct event * event_create( void )
 {
     struct event * ev = malloc( sizeof( struct event ) );
 
-    ev->event_triggered = false;
-    pthread_mutex_init( &ev->mutex, NULL );
-    pthread_cond_init( &ev->cond, NULL );
+    if( ev )
+    {
+        ev->event_triggered = false;
+        pthread_mutex_init( &ev->mutex, NULL );
+        pthread_cond_init( &ev->cond, NULL );
+    }
     return ev;
 }