SDL: SDL3 GPU: Fix -Wbool-conversion warnings (2bff7)

SDL Commits
1 
From 2bff72b4f6bddf1f64a1124977af767bd1f0e6b3 Mon Sep 17 00:00:00 2001
From: WillyJL <[EMAIL REDACTED]>
Date: Sun, 29 Jun 2025 06:23:06 +0100
Subject: [PATCH] SDL3 GPU: Fix -Wbool-conversion warnings

(cherry picked from commit 4eff36ef53b39cf4c6779cec355b6ad2bbf1d401)
---
 src/gpu/SDL_gpu.c               | 2 +-
 src/gpu/vulkan/SDL_gpu_vulkan.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gpu/SDL_gpu.c b/src/gpu/SDL_gpu.c
index e1ad66c00be66..eb06ed03635cb 100644
--- a/src/gpu/SDL_gpu.c
+++ b/src/gpu/SDL_gpu.c
@@ -2543,7 +2543,7 @@ void SDL_EndGPUComputePass(
     if (COMPUTEPASS_DEVICE->debug_mode) {
         commandBufferCommonHeader = (CommandBufferCommonHeader *)COMPUTEPASS_COMMAND_BUFFER;
         commandBufferCommonHeader->compute_pass.in_progress = false;
-        commandBufferCommonHeader->compute_pass.compute_pipeline = false;
+        commandBufferCommonHeader->compute_pass.compute_pipeline = NULL;
         SDL_zeroa(commandBufferCommonHeader->compute_pass.sampler_bound);
         SDL_zeroa(commandBufferCommonHeader->compute_pass.read_only_storage_texture_bound);
         SDL_zeroa(commandBufferCommonHeader->compute_pass.read_only_storage_buffer_bound);
diff --git a/src/gpu/vulkan/SDL_gpu_vulkan.c b/src/gpu/vulkan/SDL_gpu_vulkan.c
index 4467ef801bfb9..b9ee539ec431f 100644
--- a/src/gpu/vulkan/SDL_gpu_vulkan.c
+++ b/src/gpu/vulkan/SDL_gpu_vulkan.c
@@ -11686,7 +11686,7 @@ static SDL_GPUDevice *VULKAN_CreateDevice(bool debugMode, bool preferLowPower, S
     renderer = (VulkanRenderer *)SDL_calloc(1, sizeof(*renderer));
     if (!renderer) {
         SDL_Vulkan_UnloadLibrary();
-        return false;
+        return NULL;
     }
 
     renderer->debugMode = debugMode;