From: Ian Abbott <abbotti@mev.co.uk>
Date: Mon, 28 Jan 2008 13:54:16 +0000 (+0000)
Subject: Fix bug in ni_pcidio_release_di_mite_channel() that prevented subsequent
X-Git-Tag: v0_7_76~5
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=d72c6352a035b79d86e94c63b6888e9f1259b10d;p=comedi.git

Fix bug in ni_pcidio_release_di_mite_channel() that prevented subsequent
commands working (it never set devpriv->di_mite_chan to NULL after calling
mite_release_channel()).
---

diff --git a/comedi/drivers/ni_pcidio.c b/comedi/drivers/ni_pcidio.c
index cf2b2fca..4f433306 100644
--- a/comedi/drivers/ni_pcidio.c
+++ b/comedi/drivers/ni_pcidio.c
@@ -450,6 +450,7 @@ static void ni_pcidio_release_di_mite_channel(comedi_device * dev)
 		mite_dma_disarm(devpriv->di_mite_chan);
 		mite_dma_reset(devpriv->di_mite_chan);
 		mite_release_channel(devpriv->di_mite_chan);
+		devpriv->di_mite_chan = NULL;
 		writeb(primary_DMAChannel_bits(0) |
 			secondary_DMAChannel_bits(0),
 			devpriv->mite->daq_io_addr + DMA_Line_Control_Group1);