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minor fix in SetupDiGetDeviceInstanceIdA

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svn path=/trunk/; revision=19623
This commit is contained in:
Thomas Bluemel 2005-11-26 10:18:24 +00:00
parent 89a84ca384
commit e0e1a6603f
1 changed files with 1 additions and 1 deletions
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2
reactos/lib/setupapi/devinst.c
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@ -3493,7 +3493,7 @@ BOOL WINAPI SetupDiGetDeviceInstanceIdA(
DeviceInstanceIdW, DeviceInstanceIdSize,
RequiredSize);
if (DeviceInstanceIdW != NULL)
if (ret && DeviceInstanceIdW != NULL)
{
if (WideCharToMultiByte(CP_ACP, 0, DeviceInstanceIdW, -1,
DeviceInstanceId, DeviceInstanceIdSize, NULL, NULL) == 0)