On Mon, Jul 20, 2015 at 09:40:48PM +0300, Sergei Shtylyov wrote:
> Hello.
>
> On 07/20/2015 09:15 PM, Krzysztof Opasiak wrote:
>
> >According to mass storage specification:
>
> >"Logical Unit Numbers on the device shall be numbered contiguously
> > starting from LUN 0 to a maximum LUN of 15 (Fh)"
>
> >So let's at least print a warning message that LUNs ids should be
> >contiguous.
>
> >Signed-off-by: Krzysztof Opasiak <k.opas...@samsung.com>
> >Acked-by: Michal Nazarewicz <min...@mina86.com>
> >---
> > drivers/usb/gadget/function/f_mass_storage.c | 7 +++++++
> > 1 file changed, 7 insertions(+)
>
> >diff --git a/drivers/usb/gadget/function/f_mass_storage.c
> >b/drivers/usb/gadget/function/f_mass_storage.c
> >index 5fcd9a0..69167ad 100644
> >--- a/drivers/usb/gadget/function/f_mass_storage.c
> >+++ b/drivers/usb/gadget/function/f_mass_storage.c
> >@@ -3042,6 +3042,13 @@ static int fsg_bind(struct usb_configuration *c,
> >struct usb_function *f)
> > return -EINVAL;
> > }
> >
> >+ for (i = 0; i < ARRAY_SIZE(common->luns); ++i)
> >+ if (!common->luns[i])
> >+ break;
> >+
> >+ if (ret != i - 1)
> >+ pr_err("LUN ids should be contiguous.\n");
>
> I suggest just "LUNs" instead of "LUN ids" which sounds somewhat strange
> (logical unit number ids, hm?).fixed while applying, thanks -- balbi
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