pvr: fix GetInstanceProcAddr ubsan warning when _instance == NULL

Signed-off-by: Simon Perretta <simon.perretta@imgtec.com> Acked-by: Frank Binns <frank.binns@imgtec.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32258>
2024-09-12 12:17:48 +01:00
parent 8f1613accf
commit cbc9896264
1 changed files with 8 additions and 2 deletions
@@ -1283,8 +1283,14 @@ void pvr_GetPhysicalDeviceMemoryProperties2(
 PFN_vkVoidFunction pvr_GetInstanceProcAddr(VkInstance _instance,
                                           const char *pName)
 {
-   PVR_FROM_HANDLE(pvr_instance, instance, _instance);
-   return vk_instance_get_proc_addr(&instance->vk,
+   const struct vk_instance *vk_instance = NULL;
+
+   if (_instance != NULL) {
+      PVR_FROM_HANDLE(pvr_instance, instance, _instance);
+      vk_instance = &instance->vk;
+   }
+
+   return vk_instance_get_proc_addr(vk_instance,
                                    &pvr_instance_entrypoints,
                                    pName);
 }