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| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2012-07-18 19:04:56 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-19 16:51:39 -0700 |
| commit | 670793019d15c1066ce6621f4d175fb71a1a24e4 (patch) | |
| tree | 56e0f04910be3d8957d84b21c10a642b3f0128ff /drivers | |
| parent | 39ed05b769190e54d443b8b995b9f3ddee4a32e3 (diff) | |
| download | linux-3.10-670793019d15c1066ce6621f4d175fb71a1a24e4.tar.gz linux-3.10-670793019d15c1066ce6621f4d175fb71a1a24e4.tar.bz2 linux-3.10-670793019d15c1066ce6621f4d175fb71a1a24e4.zip | |
staging: comedi: rtd520: remove the '#if 0' code in the attach
This driver has code #if 0'ed out that would allow cleaning up
the attach if there was an error. The comedi core currently
calls the detach function to do this if the attach fails.
Remove the #if 0'ed out code.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/comedi/drivers/rtd520.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c index aeccae921b0..d1753e22a2c 100644 --- a/drivers/staging/comedi/drivers/rtd520.c +++ b/drivers/staging/comedi/drivers/rtd520.c @@ -1886,52 +1886,6 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it) printk("\ncomedi%d: rtd520 driver attached.\n", dev->minor); return 1; - -#if 0 - /* hit an error, clean up memory and return ret */ -/* rtd_attach_die_error: */ -#ifdef USE_DMA - for (index = 0; index < DMA_CHAIN_COUNT; index++) { - if (NULL != devpriv->dma0Buff[index]) { /* free buffer memory */ - pci_free_consistent(devpriv->pci_dev, - sizeof(u16) * devpriv->fifoLen / 2, - devpriv->dma0Buff[index], - devpriv->dma0BuffPhysAddr[index]); - devpriv->dma0Buff[index] = NULL; - } - } - if (NULL != devpriv->dma0Chain) { - pci_free_consistent(devpriv->pci_dev, - sizeof(struct plx_dma_desc) - * DMA_CHAIN_COUNT, - devpriv->dma0Chain, - devpriv->dma0ChainPhysAddr); - devpriv->dma0Chain = NULL; - } -#endif /* USE_DMA */ - /* subdevices and priv are freed by the core */ - if (dev->irq) { - writel(readl(devpriv->lcfg + LCFG_ITCSR) & - ~(ICS_PLIE | ICS_DMA0_E | ICS_DMA1_E), - devpriv->lcfg + LCFG_ITCSR); - free_irq(dev->irq, dev); - } - - /* release all regions that were allocated */ - if (devpriv->las0) - iounmap(devpriv->las0); - - if (devpriv->las1) - iounmap(devpriv->las1); - - if (devpriv->lcfg) - iounmap(devpriv->lcfg); - - if (devpriv->pci_dev) - pci_dev_put(devpriv->pci_dev); - - return ret; -#endif } static void rtd_detach(struct comedi_device *dev) |