Re: [PATCH] drivers/ieee1394/ohci1394.c: function calls without effect

From: Adrian Bunk
Date: Thu Mar 09 2006 - 09:04:34 EST


On Thu, Mar 09, 2006 at 02:51:00PM +0100, Adrian Bunk wrote:
> On Thu, Mar 09, 2006 at 02:18:28PM +0100, Stefan Richter wrote:
> > ohci1394: Remove superfluous call to free_dma_rcv_ctx,
> > spotted by Adrian Bunk. Also remove some superfluous comments.
> >
> > Signed-off-by: Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>
> >
> > Index: linux/drivers/ieee1394/ohci1394.c
> > ===================================================================
> > --- linux.orig/drivers/ieee1394/ohci1394.c 2006-03-06 20:04:10.000000000 +0100
> > +++ linux/drivers/ieee1394/ohci1394.c 2006-03-09 14:09:21.000000000 +0100
> > @@ -3462,24 +3462,13 @@ static void ohci1394_pci_remove(struct p
> > case OHCI_INIT_HAVE_TXRX_BUFFERS__MAYBE:
> > /* The ohci_soft_reset() stops all DMA contexts, so we
> > * dont need to do this. */
> > - /* Free AR dma */
> > free_dma_rcv_ctx(&ohci->ar_req_context);
> > free_dma_rcv_ctx(&ohci->ar_resp_context);
> > -
> > - /* Free AT dma */
> > free_dma_trm_ctx(&ohci->at_req_context);
> > free_dma_trm_ctx(&ohci->at_resp_context);
> > -
> > - /* Free IR dma */
> > free_dma_rcv_ctx(&ohci->ir_legacy_context);
> > -
> > - /* Free IT dma */
> > free_dma_trm_ctx(&ohci->it_legacy_context);
> >...
>
> Unless I'm mireading the code, it's impossible after the call of
> free_dma_rcv_ctx() that free_dma_trm_ctx() will do anything.

Skip this, Ben already explained to me that an r (ir_) isn't a t (it_).

cu
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed

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