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Fixed crash if out of memory in the Vulkan GPU driver

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(cherry picked from commit cd95152b2c)
This commit is contained in:
Sam Lantinga
2025-05-13 09:07:15 -07:00
parent 219cb1a59d
commit ed22220bc6
1 changed files with 16 additions and 12 deletions
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18
src/gpu/vulkan/SDL_gpu_vulkan.c
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@@ -11609,7 +11609,7 @@ static bool VULKAN_PrepareDriver(SDL_VideoDevice *_this)
{
// Set up dummy VulkanRenderer
VulkanRenderer *renderer;
Uint8 result;
bool result = false;
if (_this->Vulkan_CreateSurface == NULL) {
return false;
@@ -11619,16 +11619,16 @@ static bool VULKAN_PrepareDriver(SDL_VideoDevice *_this)
return false;
}
renderer = (VulkanRenderer *)SDL_malloc(sizeof(VulkanRenderer));
SDL_memset(renderer, '\0', sizeof(VulkanRenderer));
renderer = (VulkanRenderer *)SDL_calloc(1, sizeof(*renderer));
if (renderer) {
result = VULKAN_INTERNAL_PrepareVulkan(renderer);
if (result) {
renderer->vkDestroyInstance(renderer->instance, NULL);
}
SDL_free(renderer);
}
SDL_Vulkan_UnloadLibrary();
return result;
}
@@ -11644,8 +11644,12 @@ static SDL_GPUDevice *VULKAN_CreateDevice(bool debugMode, bool preferLowPower, S
return NULL;
}
renderer = (VulkanRenderer *)SDL_malloc(sizeof(VulkanRenderer));
SDL_memset(renderer, '\0', sizeof(VulkanRenderer));
renderer = (VulkanRenderer *)SDL_calloc(1, sizeof(*renderer));
if (!renderer) {
SDL_Vulkan_UnloadLibrary();
return false;
}
renderer->debugMode = debugMode;
renderer->preferLowPower = preferLowPower;
renderer->allowedFramesInFlight = 2;