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oleaut32: Fix memcpy overlapping ranges in SysReAllocStringLen.

This commit is contained in:
Jon Griffiths 2008-07-06 08:42:27 -07:00 committed by Alexandre Julliard
parent 0cf087820e
commit 8c16ae7a7f
1 changed files with 2 additions and 2 deletions
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4
dlls/oleaut32/oleaut.c
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@ -287,7 +287,7 @@ BSTR WINAPI SysAllocStringLen(const OLECHAR *str, unsigned int len)
*
* NOTES
* See BSTR(), SysAllocStringByteLen().
* *pbstr may be changed by this function.
* *old may be changed by this function.
*/
int WINAPI SysReAllocStringLen(BSTR* old, const OLECHAR* str, unsigned int len)
{
@ -301,7 +301,7 @@ int WINAPI SysReAllocStringLen(BSTR* old, const OLECHAR* str, unsigned int len)
*old = (BSTR)(ptr+1);
*ptr = newbytelen;
if (str) {
memcpy(*old, str, newbytelen);
memmove(*old, str, newbytelen);
(*old)[len] = 0;
} else {
/* Subtle hidden feature: The old string data is still there