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- Clarify a check and don't cast KPCR->GDT to PKIPCR (spotted by Timo).

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svn path=/trunk/; revision=43862
This commit is contained in:
Stefan Ginsberg 2009-10-31 00:39:16 +00:00
parent 43e17b4127
commit c4d8068980
1 changed files with 4 additions and 4 deletions
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8
reactos/ntoskrnl/ke/i386/ldt.c
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@ -27,10 +27,10 @@ Ke386GetGdtEntryThread(IN PKTHREAD Thread,
IN ULONG Offset, IN ULONG Offset,
IN PKGDTENTRY Descriptor) IN PKGDTENTRY Descriptor)
{ {
/* Make sure the offset is inside the allowed range */ /* Make sure the offset isn't outside the allowed range */
if (!((Offset) < (KGDT_NUMBER * sizeof(KGDTENTRY)))) if (Offset >= (KGDT_NUMBER * sizeof(KGDTENTRY)))
{ {
/* It isn't, fail */ /* It is, fail */
return STATUS_ACCESS_VIOLATION; return STATUS_ACCESS_VIOLATION;
} }
@ -46,7 +46,7 @@ Ke386GetGdtEntryThread(IN PKTHREAD Thread,
{ {
/* Get the descriptor entry from the GDT */ /* Get the descriptor entry from the GDT */
RtlCopyMemory(Descriptor, RtlCopyMemory(Descriptor,
(PCHAR)((PKIPCR)KeGetPcr()->GDT) + Offset, (PVOID)(((ULONG_PTR)KeGetPcr()->GDT) + Offset),
sizeof(KGDTENTRY)); sizeof(KGDTENTRY));
/* Check if this is the TEB selector */ /* Check if this is the TEB selector */