[Bug 2796] Wine crashes when using Combobox from riched20

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=2796

[e-mail] changed:

What    |Removed                     |Added
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------- Additional Comments From [e-mail]  2005-16-03 11:59 -------
D'oh - Nice bug :-)

The macro is defined as alloc(type,count) and the code passes in WCHAR and 
nLen+1. This becomes HeapAlloc for count*sizeof(type) which becomes 
nLen+1*sizeof(WCHAR) - ie nlen + sizeof(WCHAR). Adding brackets to the macro 
avoids the problem.

Patch submitted to wine-patches : http://www.winehq.org/hypermail/wine-
patches/2005/03/0336.html