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Merge pull request #80288 from pkpro/memcpy_into_nullptr

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Vulkan: Fix sanitizers error with empty shader name
This commit is contained in:
Rémi Verschelde
2023-08-17 12:29:29 +02:00
parent 08690d6af5 77b02359c9
commit c1dbc3dd04
1 changed files with 7 additions and 4 deletions
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11
drivers/vulkan/rendering_device_vulkan.cpp
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@@ -4812,11 +4812,14 @@ Vector<uint8_t> RenderingDeviceVulkan::shader_compile_binary_from_spirv(const Ve
offset += sizeof(uint32_t); offset += sizeof(uint32_t);
memcpy(binptr + offset, &binary_data, sizeof(RenderingDeviceVulkanShaderBinaryData)); memcpy(binptr + offset, &binary_data, sizeof(RenderingDeviceVulkanShaderBinaryData));
offset += sizeof(RenderingDeviceVulkanShaderBinaryData); offset += sizeof(RenderingDeviceVulkanShaderBinaryData);
memcpy(binptr + offset, shader_name_utf.ptr(), binary_data.shader_name_len);
offset += binary_data.shader_name_len;
if ((binary_data.shader_name_len % 4) != 0) { // Alignment rules are really strange. if (binary_data.shader_name_len > 0) {
offset += 4 - (binary_data.shader_name_len % 4); memcpy(binptr + offset, shader_name_utf.ptr(), binary_data.shader_name_len);
offset += binary_data.shader_name_len;
if ((binary_data.shader_name_len % 4) != 0) { // Alignment rules are really strange.
offset += 4 - (binary_data.shader_name_len % 4);
}
} }
for (int i = 0; i < uniform_info.size(); i++) { for (int i = 0; i < uniform_info.size(); i++) {