Re: [PATCH][V2] mlxsw: spectrum: remove redundant check if err is zero

From: Ido Schimmel
Date: Sun Sep 25 2016 - 01:09:19 EST


On Sat, Sep 24, 2016 at 06:03:38PM -0700, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> There is an earlier check and return if err is non-zero, so
> the check to see if it is zero is redundant in every iteration
> of the loop and hence the check can be removed.
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

The subject and commit message are wrong. I think you copy-pasted them
from an earlier patch.

> ---
> drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
> index 2a61617..1073673 100644
> --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
> +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
> @@ -117,11 +117,11 @@ static int validate_filter(struct net_device *dev,
> return 0;
> }
>
> -static unsigned int get_filter_steerq(struct net_device *dev,
> - struct ch_filter_specification *fs)
> +static int get_filter_steerq(struct net_device *dev,
> + struct ch_filter_specification *fs)
> {
> struct adapter *adapter = netdev2adap(dev);
> - unsigned int iq;
> + int iq;
>
> /* If the user has requested steering matching Ingress Packets
> * to a specific Queue Set, we need to make sure it's in range
> @@ -443,10 +443,10 @@ int __cxgb4_set_filter(struct net_device *dev, int filter_id,
> struct filter_ctx *ctx)
> {
> struct adapter *adapter = netdev2adap(dev);
> - unsigned int max_fidx, fidx, iq;
> + unsigned int max_fidx, fidx;
> struct filter_entry *f;
> u32 iconf;
> - int ret;
> + int iq, ret;
>
> max_fidx = adapter->tids.nftids;
> if (filter_id != (max_fidx + adapter->tids.nsftids - 1) &&
> --
> 2.9.3
>