linux-kernel - Re: [PATCH] IB/ocrdma_hw: remove unnecessary code in ocrdma_mbx_dealloc

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Date:   Tue, 7 Nov 2017 10:25:16 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Cc:     Selvin Xavier <selvin.xavier@...adcom.com>,
        Devesh Sharma <devesh.sharma@...adcom.com>,
        Doug Ledford <dledford@...hat.com>, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] IB/ocrdma_hw: remove unnecessary code in
 ocrdma_mbx_dealloc_lkey

On Mon, Nov 06, 2017 at 08:35:14AM -0600, Gustavo A. R. Silva wrote:
> Check on return value and goto label mbx_err are unnecessary.
>
> Addresses-Coverity-ID: 1268780
> Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
> ---
>  drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
> index f8c14c7..db02bbb 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
> @@ -1956,9 +1956,7 @@ int ocrdma_mbx_dealloc_lkey(struct ocrdma_dev *dev, int fr_mr, u32 lkey)
>  	cmd->lkey = lkey;
>  	cmd->rsvd_frmr = fr_mr ? 1 : 0;
>  	status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd);
> -	if (status)
> -		goto mbx_err;
> -mbx_err:
> +

Can you please remove assignment from "int status = -ENOMEM"?
It produces warning too.

Thanks


>  	kfree(cmd);
>  	return status;
>  }
> --
> 2.7.4
>

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