On Thu, Dec 05, 2019 at 08:11:43PM +0800, Xiongfeng Wang wrote: > Fix the following warning: > drivers/tty/serial/8250/serial_cs.c: In function multi_config: > drivers/tty/serial/8250/serial_cs.c:562:7: warning: variable err set but not used [-Wunused-but-set-variable] > > Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> > Signed-off-by: Xiongfeng Wang <wangxiongfeng2@xxxxxxxxxx> > --- > drivers/tty/serial/8250/serial_cs.c | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) > > diff --git a/drivers/tty/serial/8250/serial_cs.c b/drivers/tty/serial/8250/serial_cs.c > index c8186a0..eeda6a0 100644 > --- a/drivers/tty/serial/8250/serial_cs.c > +++ b/drivers/tty/serial/8250/serial_cs.c > @@ -559,16 +559,13 @@ static int multi_config(struct pcmcia_device *link) > */ > if (info->manfid == MANFID_OXSEMI || (info->manfid == MANFID_POSSIO && > info->prodid == PRODID_POSSIO_GCC)) { > - int err; > - > if (link->config_index == 1 || > link->config_index == 3) { > - err = setup_serial(link, info, base2, > - link->irq); > + setup_serial(link, info, base2, link->irq); > base2 = link->resource[0]->start; > } else { > - err = setup_serial(link, info, link->resource[0]->start, > - link->irq); > + setup_serial(link, info, link->resource[0]->start, > + link->irq); Again, why ignore the error value? greg k-h