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MSR mod: fix for error 183

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When WinRing0 driver starts, but some other version already created "\\.\WinRing0_1_2_0", it returns error 183 ERROR_ALREADY_EXISTS - "Cannot create a file when that file already exists."
This commit is contained in:
SChernykh 2021-11-11 10:26:38 +01:00
parent e1cc0000c6
commit f682d9a2e9
1 changed files with 7 additions and 0 deletions
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7
src/hw/msr/Msr_win.cpp
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@ -153,6 +153,13 @@ xmrig::Msr::Msr() : d_ptr(new MsrPrivate())
}
}
d_ptr->driver = CreateFileW(L"\\\\.\\" SERVICE_NAME, GENERIC_READ | GENERIC_WRITE, 0, nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
if (d_ptr->driver != INVALID_HANDLE_VALUE) {
LOG_WARN("%s " YELLOW("service ") YELLOW_BOLD("WinRing0_1_2_0") YELLOW(" already exists, but with a different service name"), tag());
d_ptr->reuse = true;
return;
}
if (!d_ptr->reuse) {
d_ptr->service = CreateServiceW(d_ptr->manager, kServiceName, kServiceName, SERVICE_ALL_ACCESS, SERVICE_KERNEL_DRIVER, SERVICE_DEMAND_START, SERVICE_ERROR_NORMAL, path.c_str(), nullptr, nullptr, nullptr, nullptr, nullptr);
if (!d_ptr->service) {