Re: winmm: fix uninitialized variable that caused near-infinite loop

[Alexandre Julliard]

"Dan Kegel"  writes:
> Without this patch, winmm/tests/mixer.c appears to hang on one of my machines.
>
> I think the problem was capsA was uninitialized in:
>          for (d=0;d<capsA.cDestinations;d++) {

That's just hiding the bug. If mixerGetDevCapsA failed we shouldn't go
on to use the data that it hasn't returned, we should abort the test.