X-Git-Url: https://git.reactos.org/?p=reactos.git;a=blobdiff_plain;f=reactos%2Fdrivers%2Fusb%2Fusbaudio%2Ffilter.c;h=a1af3eab6729f9ae51e2db836635922d7a4fce01;hp=fe76f5550b4f4576f90e24d8ad4230d902fee8ad;hb=eb204e920dc087eaf34dbedd5e03cd52e94a8fae;hpb=4c5f8985853353d21ff7a38dbfcf1a3db506a379

diff --git a/reactos/drivers/usb/usbaudio/filter.c b/reactos/drivers/usb/usbaudio/filter.c
index fe76f5550b4..a1af3eab672 100644
--- a/reactos/drivers/usb/usbaudio/filter.c
+++ b/reactos/drivers/usb/usbaudio/filter.c
@@ -450,6 +450,7 @@ USBAudioPinBuildDescriptors(
 
             /* irp sinks / sources can be instantiated */
             Pins[Index].InstancesPossible = 1;
+            Pins[Index].InstancesNecessary = 1;
         }
         else
         {