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[REACTOS] Fix GetTokenInformation() usage (#2997)

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The first call to GetTokenInformation is used to determine the size of a TokenInformation buffer.
It should fail and return ERROR_INSUFFICIENT_BUFFER
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Serge Gautherie 2020-07-21 14:39:11 +02:00 • committed by GitHub
parent b338fb7beb
commit 98bbe8358c
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4 changed files with 11 additions and 12 deletions
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4
base/services/svchost/security.cxx
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@ -53,14 +53,14 @@ DwInitializeSdFromThreadToken (
}
/* Get the size of the token's user */
if ((GetTokenInformation(hToken, TokenUser, NULL, 0, &dwUserLength) == FALSE) ||
if ((GetTokenInformation(hToken, TokenUser, NULL, 0, &dwUserLength) != FALSE) ||
(GetLastError() != ERROR_INSUFFICIENT_BUFFER))
{
return GetLastError();
}
/* Get the size of the token's primary group */
if ((GetTokenInformation(hToken, TokenPrimaryGroup, NULL, 0, &dwGroupLength) == FALSE) ||
if ((GetTokenInformation(hToken, TokenPrimaryGroup, NULL, 0, &dwGroupLength) != FALSE) ||
(GetLastError() != ERROR_INSUFFICIENT_BUFFER))
{
return GetLastError();