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[NTOSKRNL]: CORE-6698 #resolve #time 5m #comment Add correct error handling during session space view mapping.

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svn path=/trunk/; revision=57475
This commit is contained in:
Alex Ionescu 2012-10-04 06:19:42 +00:00
parent 2552915ae3
commit ecf46ebc82
1 changed files with 16 additions and 6 deletions
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22
reactos/ntoskrnl/mm/ARM3/section.c
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@ -1021,8 +1021,10 @@ MiMapViewInSystemSpace(IN PVOID Section,
/* Check if the caller wanted a larger section than the view */
if (*ViewSize > SectionSize)
{
/* We should probably fail. FIXME TODO */
ASSERT(FALSE);
/* Fail */
DPRINT1("View is too large\n");
MiDereferenceControlArea(ControlArea);
return STATUS_INVALID_VIEW_SIZE;
}
/* Get the number of 64K buckets required for this mapping */
@ -1032,14 +1034,22 @@ MiMapViewInSystemSpace(IN PVOID Section,
/* Check if the view is more than 4GB large */
if (Buckets >= MI_SYSTEM_VIEW_BUCKET_SIZE)
{
/* We should probably fail */
ASSERT(FALSE);
/* Fail */
DPRINT1("View is too large\n");
MiDereferenceControlArea(ControlArea);
return STATUS_INVALID_VIEW_SIZE;
}
/* Insert this view into system space and get a base address for it */
Base = MiInsertInSystemSpace(Session, Buckets, ControlArea);
ASSERT(Base);
if (!Base)
{
/* Fail */
DPRINT1("Out of system space\n");
MiDereferenceControlArea(ControlArea);
return STATUS_NO_MEMORY;
}
/* What's the underlying session? */
if (Session == &MmSession)
{