Re: [PATCHv2 1/1] IB/ipoib: Remove unnecessary returned value check

[Yanjun Zhu <yanjun.zhu-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>]

Hi, Yuval Shaia && Leon Romanovsky && Maintainers

Follow your advice, a new patch is made. Please check it.

Thanks a lot.
Zhu Yanjun

On 2017/1/4 17:26, Zhu Yanjun wrote:
> In the function ipoib_set_dev_features, the returned value is always 0.
> As such, it is not necessary to check the returned value.
> This is not a bug. It is a trivial problem.
>
> Reviewed-by: Guanglei Li <guanglei.li-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
> Signed-off-by: Zhu Yanjun <yanjun.zhu-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
> ---
> Change from v1 to v2:
>   make change to __ipoib_vlan_add.
>   change the commit header.
>
>   drivers/infiniband/ulp/ipoib/ipoib.h      | 2 +-
>   drivers/infiniband/ulp/ipoib/ipoib_main.c | 8 ++------
>   drivers/infiniband/ulp/ipoib/ipoib_vlan.c | 4 +---
>   3 files changed, 4 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
> index da12717..f568064 100644
> --- a/drivers/infiniband/ulp/ipoib/ipoib.h
> +++ b/drivers/infiniband/ulp/ipoib/ipoib.h
> @@ -593,7 +593,7 @@ void ipoib_pkey_open(struct ipoib_dev_priv *priv);
>   void ipoib_drain_cq(struct net_device *dev);
>   
>   void ipoib_set_ethtool_ops(struct net_device *dev);
> -int ipoib_set_dev_features(struct ipoib_dev_priv *priv, struct ib_device *hca);
> +void ipoib_set_dev_features(struct ipoib_dev_priv *priv, struct ib_device *hca);
>   
>   #define IPOIB_FLAGS_RC		0x80
>   #define IPOIB_FLAGS_UC		0x40
> diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
> index 3ce0765..4e8e11e 100644
> --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
> +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
> @@ -1984,7 +1984,7 @@ int ipoib_add_pkey_attr(struct net_device *dev)
>   	return device_create_file(&dev->dev, &dev_attr_pkey);
>   }
>   
> -int ipoib_set_dev_features(struct ipoib_dev_priv *priv, struct ib_device *hca)
> +void ipoib_set_dev_features(struct ipoib_dev_priv *priv, struct ib_device *hca)
>   {
>   	priv->hca_caps = hca->attrs.device_cap_flags;
>   
> @@ -1996,8 +1996,6 @@ int ipoib_set_dev_features(struct ipoib_dev_priv *priv, struct ib_device *hca)
>   
>   		priv->dev->features |= priv->dev->hw_features;
>   	}
> -
> -	return 0;
>   }
>   
>   static struct net_device *ipoib_add_port(const char *format,
> @@ -2037,9 +2035,7 @@ static struct net_device *ipoib_add_port(const char *format,
>   		goto device_init_failed;
>   	}
>   
> -	result = ipoib_set_dev_features(priv, hca);
> -	if (result)
> -		goto device_init_failed;
> +	ipoib_set_dev_features(priv, hca);
>   
>   	/*
>   	 * Set the full membership bit, so that we join the right
> diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
> index a2f9f29..0c2988d 100644
> --- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
> +++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
> @@ -61,9 +61,7 @@ int __ipoib_vlan_add(struct ipoib_dev_priv *ppriv, struct ipoib_dev_priv *priv,
>   	priv->parent = ppriv->dev;
>   	set_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags);
>   
> -	result = ipoib_set_dev_features(priv, ppriv->ca);
> -	if (result)
> -		goto err;
> +	ipoib_set_dev_features(priv, ppriv->ca);
>   
>   	priv->pkey = pkey;
>   

--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html