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Thread: Added priority range checking to svcSetThreadPriority and removed priority clamping code from Thread::SetPriority.

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This commit is contained in:
Subv 2017-01-11 12:08:10 -05:00
parent 5ddc2e09b1
commit f2f2572fed
3 changed files with 18 additions and 18 deletions
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14
src/core/hle/svc.cpp
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@ -598,10 +598,24 @@ static ResultCode GetThreadPriority(s32* priority, Kernel::Handle handle) {
/// Sets the priority for the specified thread
static ResultCode SetThreadPriority(Kernel::Handle handle, s32 priority) {
if (priority > THREADPRIO_LOWEST) {
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
}
SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
if (thread == nullptr)
return ERR_INVALID_HANDLE;
using Kernel::ResourceLimit;
// Note: The kernel uses the current process's resource limit instead of
// the one from the thread owner's resource limit.
Kernel::SharedPtr<ResourceLimit>& resource_limit = Kernel::g_current_process->resource_limit;
if (resource_limit->GetMaxResourceValue(Kernel::ResourceTypes::PRIORITY) > priority) {
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
thread->SetPriority(priority);
thread->UpdatePriority();