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Merge pull request #429 from Subv/ioctl_corruption 

GPU: Don't write to invalid memory locations when handling ioctls that don't have an output.
This commit is contained in:
bunnei 2018-05-01 16:28:54 -04:00 committed by GitHub
parent ff2f0d980a 0c8b7c00e8
commit 8262aeeac8
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 0 additions and 5 deletions
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2
src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp
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@ -39,7 +39,6 @@ u32 nvhost_as_gpu::InitalizeEx(const std::vector<u8>& input, std::vector<u8>& ou
IoctlInitalizeEx params{};
std::memcpy(&params, input.data(), input.size());
NGLOG_WARNING(Service_NVDRV, "(STUBBED) called, big_page_size={:#X}", params.big_page_size);
std::memcpy(output.data(), &params, output.size());
return 0;
}
@ -135,7 +134,6 @@ u32 nvhost_as_gpu::BindChannel(const std::vector<u8>& input, std::vector<u8>& ou
std::memcpy(&params, input.data(), input.size());
NGLOG_DEBUG(Service_NVDRV, "called, fd={:X}", params.fd);
channel = params.fd;
std::memcpy(output.data(), &params, output.size());
return 0;
}

3
src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
View File

@ -49,7 +49,6 @@ u32 nvhost_gpu::SetNVMAPfd(const std::vector<u8>& input, std::vector<u8>& output
std::memcpy(&params, input.data(), input.size());
NGLOG_DEBUG(Service_NVDRV, "called, fd={}", params.nvmap_fd);
nvmap_fd = params.nvmap_fd;
std::memcpy(output.data(), &params, output.size());
return 0;
}
@ -58,7 +57,6 @@ u32 nvhost_gpu::SetClientData(const std::vector<u8>& input, std::vector<u8>& out
IoctlClientData params{};
std::memcpy(&params, input.data(), input.size());
user_data = params.data;
std::memcpy(output.data(), &params, output.size());
return 0;
}
@ -91,7 +89,6 @@ u32 nvhost_gpu::SetErrorNotifier(const std::vector<u8>& input, std::vector<u8>&
u32 nvhost_gpu::SetChannelPriority(const std::vector<u8>& input, std::vector<u8>& output) {
std::memcpy(&channel_priority, input.data(), input.size());
NGLOG_DEBUG(Service_NVDRV, "(STUBBED) called, priority={:X}", channel_priority);
std::memcpy(output.data(), &channel_priority, output.size());
return 0;
}