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[NTOS]: C Pointer Math will bite even the most experienced programmer in the ass. Fix wrong calculation which led to ASSERTs and memory corruption (since the last revision).

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svn path=/trunk/; revision=49208
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Sir Richard 2010-10-19 17:39:22 +00:00
parent 3e8034d4a5
commit ef6bc56d6f
1 changed files with 1 additions and 1 deletions
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reactos/ntoskrnl/mm/ARM3/miarm.h
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@ -843,7 +843,7 @@ MI_GET_PROTOTYPE_PTE_FOR_VPN(IN PMMVAD Vad,
PMMPTE ProtoPte; PMMPTE ProtoPte;
/* Find the offset within the VAD's prototype PTEs */ /* Find the offset within the VAD's prototype PTEs */
ProtoPte = Vad->FirstPrototypePte + ((Vpn - Vad->StartingVpn) * sizeof(MMPTE)); ProtoPte = Vad->FirstPrototypePte + (Vpn - Vad->StartingVpn);
ASSERT(ProtoPte <= Vad->LastContiguousPte); ASSERT(ProtoPte <= Vad->LastContiguousPte);
return ProtoPte; return ProtoPte;
} }