[Bug 43334] New: winealsa.drv: Warning while building (GCC 7.1.1)

https://bugs.winehq.org/show_bug.cgi?id=43334

Bug ID: 43334
           Summary: winealsa.drv: Warning while building (GCC 7.1.1)
           Product: Wine
           Version: 2.12
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: winealsa.drv
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

mmdevdrv.c: In function ‘construct_device_id’:
mmdevdrv.c:394:16: warning: ‘chunk1_len’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
         copied += chunk1_len;
         ~~~~~~~^~~~~~~~~~~~~

wine-2.12-103-g989a9dc917