vulkan: Fix parameter name for GetSwapchainImagesKHR
diff --git a/vulkan.py b/vulkan.py
index 12ba314..2f2a28f 100755
--- a/vulkan.py
+++ b/vulkan.py
@@ -1064,7 +1064,7 @@
         Proto("VkResult", "GetSwapchainImagesKHR",
             [Param("VkDevice", "device"),
 	     Param("VkSwapchainKHR", "swapchain"),
-	     Param("uint32_t*", "pCount"),
+	     Param("uint32_t*", "pSwapchainImageCount"),
              Param("VkImage*", "pSwapchainImages")]),
 
         Proto("VkResult", "AcquireNextImageKHR",