Re: [PATCH 2.6.2-rc1-mm3] drivers/usb/storage/dpcm.c

From: Matthew Dharm
Date: Sun Jan 25 2004 - 03:43:23 EST


One message a day to report a particular bug is really enough.... :)

That said, I think it would be better to add the ifdef's instead of more
substantial code changes.

Matt

On Sat, Jan 24, 2004 at 09:03:42PM -0800, Bryan Whitehead wrote:
>
> In function dpcm_transport the compiler complains about ret not being used:
> drivers/usb/storage/dpcm.c: In function `dpcm_transport':
> drivers/usb/storage/dpcm.c:46: warning: unused variable `ret'
>
> ret is not used if CONFIG_USB_STORAGE_SDDR09 is not set. Instead of adding
> more ifdef's to the code this patch puts ret to use for the other 2 cases in
> the switch statement (case 0 and default).
>
> --- drivers/usb/storage/dpcm.c.orig 2004-01-24 20:51:40.631038904 -0800
> +++ drivers/usb/storage/dpcm.c 2004-01-24 20:50:05.155553384 -0800
> @@ -56,7 +56,8 @@ int dpcm_transport(Scsi_Cmnd *srb, struc
> /*
> * LUN 0 corresponds to the CompactFlash card reader.
> */
> - return usb_stor_CB_transport(srb, us);
> + ret = usb_stor_CB_transport(srb, us);
> + break;
>
> #ifdef CONFIG_USB_STORAGE_SDDR09
> case 1:
> @@ -72,11 +73,12 @@ int dpcm_transport(Scsi_Cmnd *srb, struc
> ret = sddr09_transport(srb, us);
> srb->device->lun = 1; us->srb->device->lun = 1;
>
> - return ret;
> + break;
> #endif
>
> default:
> US_DEBUGP("dpcm_transport: Invalid LUN %d\n", srb->device->lun);
> - return USB_STOR_TRANSPORT_ERROR;
> + ret = USB_STOR_TRANSPORT_ERROR;
> }
> + return ret;
> }
>
> --
> Bryan Whitehead
> driver@xxxxxxxxxxxxx
>

--
Matthew Dharm Home: mdharm-usb@xxxxxxxxxxxxxxxxxx
Maintainer, Linux USB Mass Storage Driver

E: You run this ship with Windows?! YOU IDIOT!
L: Give me a break, it came bundled with the computer!
-- ESR and Lan Solaris
User Friendly, 12/8/1998

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