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@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/rtd520.c | 46 ---------------------------------
1 file changed, 46 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index aeccae9..d1753e2 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)
--
1.7.11
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