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fix an endless loop bug

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See issue #2142 for more details.

svn path=/trunk/; revision=33912
This commit is contained in:
Timo Kreuzer 2008-06-09 20:57:30 +00:00
parent eaff1fdfa2
commit 9fe71b1a02
1 changed files with 6 additions and 3 deletions
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9
reactos/subsystems/win32/win32k/ntuser/class.c
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@ -590,10 +590,13 @@ IntDereferenceClass(IN OUT PWINDOWCLASS Class,
else else
PrevLink = &pi->LocalClassList; PrevLink = &pi->LocalClassList;
while (*PrevLink != BaseClass) CurrentClass = *PrevLink;
while (CurrentClass != BaseClass)
{ {
ASSERT(*PrevLink != NULL); ASSERT(CurrentClass != NULL);
PrevLink = &BaseClass->Next;
PrevLink = &CurrentClass->Next;
CurrentClass = CurrentClass->Next;
} }
ASSERT(*PrevLink == BaseClass); ASSERT(*PrevLink == BaseClass);