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kernel32: Avoid getting the heap lock inside an exception handler block. 

In case of a caught exception the lock is not released.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2016-09-13 20:48:49 +09:00
parent cf9f185901
commit 5d12f6377c
1 changed files with 6 additions and 6 deletions
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12
dlls/kernel32/heap.c
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@ -557,7 +557,7 @@ HGLOBAL WINAPI GlobalHandle(
/* GlobalAlloc with GMEM_MOVEABLE then magic test in HeapValidate */
/* will fail. */
if (ISPOINTER(pmem)) {
if (HeapValidate( GetProcessHeap(), 0, pmem )) {
if (HeapValidate( GetProcessHeap(), HEAP_NO_SERIALIZE, pmem )) {
handle = (HGLOBAL)pmem; /* valid fixed block */
break;
}
@ -569,8 +569,8 @@ HGLOBAL WINAPI GlobalHandle(
maybe_intern = HANDLE_TO_INTERN( handle );
if (maybe_intern->Magic == MAGIC_GLOBAL_USED) {
test = maybe_intern->Pointer;
if (HeapValidate( GetProcessHeap(), 0, (const char *)test - HGLOBAL_STORAGE ) && /* obj(-handle) valid arena? */
HeapValidate( GetProcessHeap(), 0, maybe_intern )) /* intern valid arena? */
if (HeapValidate( GetProcessHeap(), HEAP_NO_SERIALIZE, (const char *)test - HGLOBAL_STORAGE ) && /* obj(-handle) valid arena? */
HeapValidate( GetProcessHeap(), HEAP_NO_SERIALIZE, maybe_intern )) /* intern valid arena? */
break; /* valid moveable block */
}
handle = 0;
@ -749,7 +749,7 @@ HGLOBAL WINAPI GlobalFree(HGLOBAL hmem)
hreturned = 0;
if(ISPOINTER(hmem)) /* POINTER */
{
if(!HeapFree(GetProcessHeap(), 0, hmem))
if(!HeapFree(GetProcessHeap(), HEAP_NO_SERIALIZE, hmem))
{
SetLastError(ERROR_INVALID_HANDLE);
hreturned = hmem;
@ -769,9 +769,9 @@ HGLOBAL WINAPI GlobalFree(HGLOBAL hmem)
/* SetLastError(ERROR_INVALID_HANDLE); */
if(pintern->Pointer)
if(!HeapFree(GetProcessHeap(), 0, (char *)(pintern->Pointer)-HGLOBAL_STORAGE))
if(!HeapFree(GetProcessHeap(), HEAP_NO_SERIALIZE, (char *)(pintern->Pointer)-HGLOBAL_STORAGE))
hreturned=hmem;
if(!HeapFree(GetProcessHeap(), 0, pintern))
if(!HeapFree(GetProcessHeap(), HEAP_NO_SERIALIZE, pintern))
hreturned=hmem;
}
else