On Tue, 19 Feb 2019, Mao Wenan wrote: > There is no need to have the 'int first' static > since new value always be assigned before use it. > The old codes of first dereferencing this variable have > been commented out. So it is useless with 'static int first'. > /* > if (!first) { > ... > } > */ > first = 1; Do you need the variable at all? In the code, the commenting out is actually done with #if 0. It could be good for the commit log to reflect the code more accurately. Can the #if 0 and code be removed? Apparently it predates git. A commented out printk below also predates git. julia > > Signed-off-by: Mao Wenan <maowenan@xxxxxxxxxx> > --- > drivers/net/ethernet/natsemi/ns83820.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/net/ethernet/natsemi/ns83820.c b/drivers/net/ethernet/natsemi/ns83820.c > index 958fced4dacf..fb064df3a1a6 100644 > --- a/drivers/net/ethernet/natsemi/ns83820.c > +++ b/drivers/net/ethernet/natsemi/ns83820.c > @@ -1869,7 +1869,7 @@ static unsigned ns83820_mii_write_reg(struct ns83820 *dev, unsigned phy, unsigne > static void ns83820_probe_phy(struct net_device *ndev) > { > struct ns83820 *dev = PRIV(ndev); > - static int first; > + int first; > int i; > #define MII_PHYIDR1 0x02 > #define MII_PHYIDR2 0x03 > -- > 2.20.1 > >