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ntdll: Avoid a case of shift overflow in get_cpuinfo. 

Signed-off-by: Gerald Pfeifer <gerald@pfeifer.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Gerald Pfeifer 2015-10-26 23:00:14 +01:00 committed by Alexandre Julliard
parent dbb0bacf67
commit a7f124ae31
1 changed files with 1 additions and 1 deletions
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2
dlls/ntdll/nt.c
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@ -1002,7 +1002,7 @@ static inline void get_cpuinfo(SYSTEM_CPU_INFORMATION* info)
user_shared_data->ProcessorFeatures[PF_VIRT_FIRMWARE_ENABLED] = (regs2[2] >> 2) & 1; user_shared_data->ProcessorFeatures[PF_VIRT_FIRMWARE_ENABLED] = (regs2[2] >> 2) & 1;
user_shared_data->ProcessorFeatures[PF_NX_ENABLED] = (regs2[3] >> 20) & 1; user_shared_data->ProcessorFeatures[PF_NX_ENABLED] = (regs2[3] >> 20) & 1;
user_shared_data->ProcessorFeatures[PF_3DNOW_INSTRUCTIONS_AVAILABLE] = (regs2[3] >> 31) & 1; user_shared_data->ProcessorFeatures[PF_3DNOW_INSTRUCTIONS_AVAILABLE] = (regs2[3] >> 31) & 1;
if(regs2[3] & (1 << 31)) info->FeatureSet |= CPU_FEATURE_3DNOW; if (regs2[3] >> 31) info->FeatureSet |= CPU_FEATURE_3DNOW;
} }
} }
else if (regs[1] == GENU && regs[3] == INEI && regs[2] == NTEL) else if (regs[1] == GENU && regs[3] == INEI && regs[2] == NTEL)