From: Danny Zhu <danny@netflt.com>
Date: Sat, 22 Oct 2022 03:06:31 +0000 (+0800)
Subject: fix: add dev pointer checking
X-Git-Tag: upstream/1.3.240~83
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7626527833c7bc1b28a80b6dfbd0e8506fc41339;p=platform%2Fupstream%2FVulkan-Loader.git

fix: add dev pointer checking
---

diff --git a/loader/generated/vk_loader_extensions.c b/loader/generated/vk_loader_extensions.c
index 1a16c821..5cdd3076 100644
--- a/loader/generated/vk_loader_extensions.c
+++ b/loader/generated/vk_loader_extensions.c
@@ -9536,11 +9536,6 @@ void extensions_create_instance(struct loader_instance *ptr_instance, const VkIn
 PFN_vkVoidFunction get_extension_device_proc_terminator(struct loader_device *dev, const char *pName) {
     PFN_vkVoidFunction addr = NULL;
 
-    if (dev == NULL)
-    {
-        return addr;
-    }
-    
     // ---- VK_KHR_swapchain extension commands
     if (dev->extensions.khr_swapchain_enabled) {
         if(!strcmp(pName, "vkCreateSwapchainKHR")) {
diff --git a/loader/loader.c b/loader/loader.c
index 373c2b45..84031dfb 100644
--- a/loader/loader.c
+++ b/loader/loader.c
@@ -192,7 +192,7 @@ VKAPI_ATTR VkResult VKAPI_CALL vkSetDeviceDispatch(VkDevice device, void *object
     struct loader_device *dev;
     struct loader_icd_term *icd_term = loader_get_icd_and_device(device, &dev, NULL);
 
-    if (NULL == icd_term) {
+    if (NULL == icd_term || NULL == dev) {
         return VK_ERROR_INITIALIZATION_FAILED;
     }
     loader_set_dispatch(object, &dev->loader_dispatch);
@@ -3951,9 +3951,11 @@ VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL loader_gpa_device_terminator(VkDevice d
     // object before passing the appropriate info along to the ICD.
     // This is why we also have to override the direct ICD call to
     // vkGetDeviceProcAddr to intercept those calls.
-    PFN_vkVoidFunction addr = get_extension_device_proc_terminator(dev, pName);
-    if (NULL != addr) {
-        return addr;
+    if(NULL != dev) {
+        PFN_vkVoidFunction addr = get_extension_device_proc_terminator(dev, pName);
+        if (NULL != addr) {
+            return addr;
+        }
     }
 
     return icd_term->dispatch.GetDeviceProcAddr(device, pName);