Drivers: hv: vmbus: decrease num_sc on subchannel removal
It is unlikely that that host will ask us to close only one subchannel for a device but let's be consistent. Do both num_sc++ and num_sc-- with channel->lock to be on the safe side. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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