From 55e1704e4eba84265f3c1b2b8e46b1d3bd7f3001 Mon Sep 17 00:00:00 2001
From: Courtney Goeltzenleuchter <courtney@LunarG.com>
Date: Mon, 6 Jul 2015 22:28:18 -0600
Subject: loader: early exit if nothing to do.

---
 loader/loader.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/loader/loader.c b/loader/loader.c
index 4d88543d..f6997e2b 100644
--- a/loader/loader.c
+++ b/loader/loader.c
@@ -393,12 +393,22 @@ static void loader_add_global_extensions(
     VkExtensionProperties *extension_properties;
     VkResult res;
 
+    if (!fp_get_props) {
+        /* No GetGlobalExtensionProperties defined */
+        return;
+    }
+
     res = fp_get_props(NULL, &count, NULL);
     if (res != VK_SUCCESS) {
         loader_log(VK_DBG_REPORT_WARN_BIT, 0, "Error getting global extension count from %s", lib_name);
         return;
     }
 
+    if (count == 0) {
+        /* No ExtensionProperties to report */
+        return;
+    }
+
     extension_properties = loader_stack_alloc(count * sizeof(VkExtensionProperties));
 
     res = fp_get_props(NULL, &count, extension_properties);
-- 
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