From: Ross Bencina <rossb@audiomulch.com>
Date: Thu, 1 Oct 2020 04:08:39 +0000 (+1000)
Subject: wdmks: ensure that pins that failed creation by PinNew() are set to NULL. Note that... 
X-Git-Tag: v19.7.0~106
X-Git-Url: https://andrewgundersen.net/repos?a=commitdiff_plain;h=19f638da5ac187ba17787c1a8d456642b024a297;p=portaudio

wdmks: ensure that pins that failed creation by PinNew() are set to NULL. Note that PaUtil_AllocateMemory currently calls GlobalAlloc without the GMEM_ZEROINIT flag, so there was no guarantee that filter->pins[pinId] was zero.
---

diff --git a/src/hostapi/wdmks/pa_win_wdmks.c b/src/hostapi/wdmks/pa_win_wdmks.c
index 70a48d8..2403ed5 100644
--- a/src/hostapi/wdmks/pa_win_wdmks.c
+++ b/src/hostapi/wdmks/pa_win_wdmks.c
@@ -2844,6 +2844,10 @@ PaError FilterInitializePins( PaWinWdmFilter* filter )
             filter->pins[pinId] = newPin;
             ++filter->validPinCount;
         }
+        else
+        {
+            filter->pins[pinId] = 0;
+        }
     }
 
     if (filter->validPinCount == 0)