linux-kernel - Re: [PATCH 23/26] IB/ocrdma: Delete an unnecessary variable in ocrdma_dealloc

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Date:   Thu, 9 Mar 2017 13:57:21 +0200
From:   Yuval Shaia <yuval.shaia@...cle.com>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:     linux-rdma@...r.kernel.org,
        Devesh Sharma <devesh.sharma@...gotech.com>,
        Doug Ledford <dledford@...hat.com>,
        Hal Rosenstock <hal.rosenstock@...il.com>,
        Sean Hefty <sean.hefty@...el.com>,
        Selvin Xavier <selvin.xavier@...gotech.com>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 23/26] IB/ocrdma: Delete an unnecessary variable in
 ocrdma_dealloc_pd()

On Wed, Mar 08, 2017 at 02:28:10PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Wed, 8 Mar 2017 10:58:34 +0100
> 
> 1. Return zero in one case directly.
> 
> 2. Return the value from a call of the function "_ocrdma_dealloc_pd"
>    without using an extra assignment for the local variable.
> 
> 3. Remove the variable "status" in this function then.
> 
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> index 1d25512416f5..ae0d343d1731 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> @@ -755,7 +755,6 @@ int ocrdma_dealloc_pd(struct ib_pd *ibpd)
>  	struct ocrdma_pd *pd = get_ocrdma_pd(ibpd);
>  	struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device);
>  	struct ocrdma_ucontext *uctx = NULL;
> -	int status = 0;
>  	u64 usr_db;
>  
>  	uctx = pd->uctx;
> @@ -769,11 +768,10 @@ int ocrdma_dealloc_pd(struct ib_pd *ibpd)
>  
>  		if (is_ucontext_pd(uctx, pd)) {
>  			ocrdma_release_ucontext_pd(uctx);
> -			return status;
> +			return 0;
>  		}
>  	}
> -	status = _ocrdma_dealloc_pd(dev, pd);
> -	return status;
> +	return _ocrdma_dealloc_pd(dev, pd);
>  }

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

>  
>  static int ocrdma_alloc_lkey(struct ocrdma_dev *dev, struct ocrdma_mr *mr,
> -- 
> 2.12.0
> 
> --
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