Re: [PATCH] cxgb4: remove set but not used variable 'spd'

From: YueHaibing
Date: Mon Aug 13 2018 - 02:50:55 EST


Sorry, this should be for net-next

On 2018/8/13 14:48, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c: In function 'print_port_info':
> drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c:5147:14: warning:
> variable 'spd' set but not used [-Wunused-but-set-variable]
>
> variable 'spd' is set but not used since
> commit 547fd27241a8 ("cxgb4: Warn if device doesn't have enough PCI bandwidth")
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
> drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 8 --------
> 1 file changed, 8 deletions(-)
>
> diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
> index 69590cf..961e3087 100644
> --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
> +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
> @@ -5144,17 +5144,9 @@ static void print_port_info(const struct net_device *dev)
> {
> char buf[80];
> char *bufp = buf;
> - const char *spd = "";
> const struct port_info *pi = netdev_priv(dev);
> const struct adapter *adap = pi->adapter;
>
> - if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_2_5GB)
> - spd = " 2.5 GT/s";
> - else if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_5_0GB)
> - spd = " 5 GT/s";
> - else if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_8_0GB)
> - spd = " 8 GT/s";
> -
> if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_100M)
> bufp += sprintf(bufp, "100M/");
> if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_1G)
>