Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1490787

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

From Ido Schimmel <idosch@idosch.org>
Newsgroups linux.kernel
Subject Re: [PATCH][V2] mlxsw: spectrum: remove redundant check if err is zero
Date 2016-09-25 07:10 +0200
Message-ID <sl9Rn-2qP-1@gated-at.bofh.it> (permalink)
References <sl677-8rr-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


On Sat, Sep 24, 2016 at 06:03:38PM -0700, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> 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@canonical.com>

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
> 

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH][V2] mlxsw: spectrum: remove redundant check if err is zero Colin King <colin.king@canonical.com> - 2016-09-25 03:10 +0200
  Re: [PATCH][V2] mlxsw: spectrum: remove redundant check if err is  zero Ido Schimmel <idosch@idosch.org> - 2016-09-25 07:10 +0200
    Re: [PATCH][V2] mlxsw: spectrum: remove redundant check if err is  zero Colin Ian King <colin.king@canonical.com> - 2016-09-25 23:10 +0200

csiph-web