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- Fix memory region size calculation in MemoryBasicInformation in certain cases. Spotted by Michael Martin.

svn path=/trunk/; revision=50108
This commit is contained in:
Aleksey Bragin 2010-12-22 21:59:27 +00:00
parent 70f0698953
commit d1d1894231
1 changed files with 8 additions and 0 deletions
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8
reactos/ntoskrnl/mm/ARM3/virtual.c
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@ -2446,6 +2446,9 @@ MiQueryMemoryBasicInformation(IN HANDLE ProcessHandle,
/* Check if this VAD is too high */ /* Check if this VAD is too high */
if (BaseVpn < Vad->StartingVpn) if (BaseVpn < Vad->StartingVpn)
{ {
/* Stop if there is no left child */
if (!Vad->LeftChild) break;
/* Search on the left next */ /* Search on the left next */
Vad = Vad->LeftChild; Vad = Vad->LeftChild;
} }
@ -2453,6 +2456,11 @@ MiQueryMemoryBasicInformation(IN HANDLE ProcessHandle,
{ {
/* Then this VAD is too low, keep searching on the right */ /* Then this VAD is too low, keep searching on the right */
ASSERT(BaseVpn > Vad->EndingVpn); ASSERT(BaseVpn > Vad->EndingVpn);
/* Stop if there is no right child */
if (!Vad->LeftChild) break;
/* Search on the right next */
Vad = Vad->RightChild; Vad = Vad->RightChild;
} }
} }