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[NTOSKRNL]

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- Fix RtlWalkFrameChain to do usermode back traces for threads that are not system threads. Also use _SEH2_YIELD when leaving the SEH block.

svn path=/trunk/; revision=47066
This commit is contained in:
Timo Kreuzer 2010-04-30 22:47:44 +00:00
parent 0409ef75e8
commit 8dc269c258
1 changed files with 2 additions and 3 deletions
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3
reactos/ntoskrnl/rtl/libsupp.c
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@ -331,12 +331,11 @@ RtlWalkFrameChain(OUT PVOID *Callers,
/* Make sure we can trust the TEB and trap frame */ /* Make sure we can trust the TEB and trap frame */
if (!(Teb) || if (!(Teb) ||
!(Thread->SystemThread) ||
(KeIsAttachedProcess()) || (KeIsAttachedProcess()) ||
(KeGetCurrentIrql() >= DISPATCH_LEVEL)) (KeGetCurrentIrql() >= DISPATCH_LEVEL))
{ {
/* Invalid or unsafe attempt to get the stack */ /* Invalid or unsafe attempt to get the stack */
return 0; _SEH2_YIELD(return 0;)
} }
/* Get the stack limits */ /* Get the stack limits */