Re: [PATCH rdma-next 3/5] IB/core: Avoid SGID attributes query while converting GID from OPA to IB

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On Sun, Jan 28, 2018 at 11:25:31AM +0200, Leon Romanovsky wrote:
> From: Parav Pandit <parav@xxxxxxxxxxxx>
> 
> SGID attributes are not used during OPA to IB GID conversion.
> Therefore don't query it.
> 
> Signed-off-by: Parav Pandit <parav@xxxxxxxxxxxx>
> Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
> ---
>  drivers/infiniband/core/cm.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
> index b8f8d3128a53..68df93558d80 100644
> --- a/drivers/infiniband/core/cm.c
> +++ b/drivers/infiniband/core/cm.c
> @@ -1577,15 +1577,13 @@ static void cm_opa_to_ib_sgid(struct cm_work *work,
>  			      struct sa_path_rec *path)
>  {
>  	struct ib_device *dev = work->port->cm_dev->ib_device;
> -	struct ib_gid_attr gid_attr;
>  	u8 port_num = work->port->port_num;
>  
>  	if (rdma_cap_opa_ah(dev, port_num) &&
>  	    (ib_is_opa_gid(&path->sgid))) {
>  		union ib_gid sgid;
>  
> -		if (ib_get_cached_gid(dev, port_num, 0,
> -				      &sgid, &gid_attr)) {
> +		if (ib_get_cached_gid(dev, port_num, 0, &sgid, NULL)) {
>  			dev_warn(&dev->dev,
>  				 "Error updating sgid in CM request\n");
>  			return;

Reviewed-by: Yuval Shaia <yuval.shaia@xxxxxxxxxx>

> -- 
> 2.16.1
> 
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