selinux: Fix mmap() return value check

diff --git a/src/mesa/main/execmem.c b/src/mesa/main/execmem.c
index 57c1e117c89063d95cd6222847b86276e9c46892..4c6139985fe5b4977dcbc240761856549a57eebc 100644 (file)
--- a/src/mesa/main/execmem.c
+++ b/src/mesa/main/execmem.c
@@ -80,11 +80,10 @@ init_heap(void)
       exec_heap = mmInit( 0, EXEC_HEAP_SIZE );
    
    if (!exec_mem)
-      exec_mem = (unsigned char *) mmap(0, EXEC_HEAP_SIZE, 
-                                       PROT_EXEC | PROT_READ | PROT_WRITE, 
-                                       MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+      exec_mem = mmap(NULL, EXEC_HEAP_SIZE, PROT_EXEC | PROT_READ | PROT_WRITE,
+                     MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 
-   return (exec_mem != NULL);
+   return (exec_mem != MAP_FAILED);
 }