On Mon, May 07, 2018 at 10:35:46AM +0530, Viresh Kumar wrote:
> On 05-05-18, 23:50, Nathan Chancellor wrote:
> > Fixes the following W=1 warning: variable ‘intf_id’ set but
> > not used [-Wunused-but-set-variable]
> >
> > Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
> > ---
> > drivers/staging/greybus/svc.c | 3 ---
> > 1 file changed, 3 deletions(-)
> >
> > diff --git a/drivers/staging/greybus/svc.c b/drivers/staging/greybus/svc.c
> > index a874fed761a1..a2bb7e1a3db3 100644
> > --- a/drivers/staging/greybus/svc.c
> > +++ b/drivers/staging/greybus/svc.c
> > @@ -1137,7 +1137,6 @@ static int gb_svc_intf_reset_recv(struct gb_operation *op)
> > struct gb_svc *svc = gb_connection_get_data(op->connection);
> > struct gb_message *request = op->request;
> > struct gb_svc_intf_reset_request *reset;
> > - u8 intf_id;
> >
> > if (request->payload_size < sizeof(*reset)) {
> > dev_warn(&svc->dev, "short reset request received (%zu < %zu)\n",
> > @@ -1146,8 +1145,6 @@ static int gb_svc_intf_reset_recv(struct gb_operation *op)
> > }
> > reset = request->payload;
> >
> > - intf_id = reset->intf_id;
> > -
> > /* FIXME Reset the interface here */
> >
> > return 0;
>
> Don't you get a new error after removing this, i.e "reset set but unused" ? Or
> the sizeof() operation on that suppresses those warnings ..
That was my initial reaction as well, but I failed to notice the sizeof
which prevents the new warning.
> Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
Acked-by: Johan Hovold <johan@xxxxxxxxxx>
Thanks,
Johan
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