[1/2] kernel32: K32EnumProcessModules: Fail gracefully with NULL pointer and size > 0

[Olivier F. R. Dierick]

Supersedes patch with submission ID 112500.
Addresses bug 38841.
Former patch introduce a regression in dlls/psapi/tests.
K32EnumProcessModules must fail when lphModule is NULL *and* cb is
greater than 0. Also made the code more compact.

---
 dlls/kernel32/module.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
        Olivier F. R. Dierick
        o.dierick at piezo-forte.be
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