Muldersoft/MUtilities
Muldersoft/MUtilities
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Fixed possible stack overflow in CPUFetaures::detect(), regression probably introduced in 7c2c14bed5.

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This commit is contained in:
LoRd_MuldeR 2017-04-16 16:34:21 +02:00
parent b91185f41e
commit 7706412a30
1 changed files with 3 additions and 3 deletions
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6
src/CPUFeatures_Win32.cpp
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@ -45,7 +45,7 @@ MUtils::CPUFetaures::cpu_info_t MUtils::CPUFetaures::detect(void)
//Initialize variables to zero //Initialize variables to zero
memset(&features, 0, sizeof(cpu_info_t)); memset(&features, 0, sizeof(cpu_info_t));
memset(&systemInfo, 0, sizeof(SYSTEM_INFO)); memset(&systemInfo, 0, sizeof(SYSTEM_INFO));
memset(cpuInfo, 0, sizeof(cpuInfo)); memset(&cpuInfo[0], 0, sizeof(cpuInfo));
//Detect the CPU identifier string //Detect the CPU identifier string
MY_CPUID(&cpuInfo[0], 0); MY_CPUID(&cpuInfo[0], 0);
@ -89,10 +89,10 @@ MUtils::CPUFetaures::cpu_info_t MUtils::CPUFetaures::detect(void)
//Detect extended feature flags //Detect extended feature flags
if (max_basic_cap >= 7) if (max_basic_cap >= 7)
{ {
MY_CPUID(&cpuInfo[1], 7); MY_CPUID(&cpuInfo[0], 7);
if (features.features & FLAG_AVX) if (features.features & FLAG_AVX)
{ {
features.features |= CHECK_FLAG(cpuInfo[2], 0x00000020, FLAG_AVX2); features.features |= CHECK_FLAG(cpuInfo[1], 0x00000020, FLAG_AVX2);
} }
} }