From dd5d60115216072599ebdfab908a4b3de529e606 Mon Sep 17 00:00:00 2001
From: Jon Ashburn <jon@lunarg.com>
Date: Thu, 23 Oct 2014 10:29:09 -0600
Subject: Loader: Fix Seg fault when layers not activated via env var

---
 loader/loader.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'loader/loader.c')

diff --git a/loader/loader.c b/loader/loader.c
index 7dea4271..8b0cd671 100644
--- a/loader/loader.c
+++ b/loader/loader.c
@@ -629,6 +629,8 @@ static XGL_UINT loader_get_layer_env(XGL_CHAR * *ppLayerNames)
     char *p, *pOrig, *next, *name;
 
     layerEnv = getenv("LIBXGL_LAYER_LIBS");
+    if (!layerEnv)
+        return 0;
     p = malloc(strlen(layerEnv) + 1);
     if (!p)
         return 0;
-- 
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