Re: [PATCH] usb: gadget: f_mass_storage: Remove the LUN check whichis always true

From: Alan Stern
Date: Wed May 04 2011 - 12:02:10 EST


On Wed, 4 May 2011, Maxin John wrote:

> Hi Michal,
>
> > Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
>
> Thank you very much for reviewing the patch.
>
> > file_storage.c has the same check, could you remove it as well.
>
> Please find the patch for "file_storage.c" below. Should I merge these
> two patches and re-submit as a single one?
>
> Signed-off-by: Maxin B. John <maxin.john@xxxxxxxxx>

Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

> ---
> diff --git a/drivers/usb/gadget/file_storage.c
> b/drivers/usb/gadget/file_storage.c
> index a6eacb5..a9c5177 100644
> --- a/drivers/usb/gadget/file_storage.c
> +++ b/drivers/usb/gadget/file_storage.c
> @@ -2314,7 +2314,7 @@ static int check_command(struct fsg_dev *fsg,
> int cmnd_size,
> fsg->lun = lun; // Use LUN from the command
>
> /* Check the LUN */
> - if (fsg->lun >= 0 && fsg->lun < fsg->nluns) {
> + if (fsg->lun < fsg->nluns) {
> fsg->curlun = curlun = &fsg->luns[fsg->lun];
> if (fsg->cmnd[0] != REQUEST_SENSE) {
> curlun->sense_data = SS_NO_SENSE;

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