linux-kernel - Re: [PATCH 25/26] IB/ocrdma: Delete unnecessary braces

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Date:   Thu, 9 Mar 2017 13:50:16 +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 25/26] IB/ocrdma: Delete unnecessary braces

On Wed, Mar 08, 2017 at 02:32:15PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Wed, 8 Mar 2017 12:36:41 +0100
> 
> Do not use curly brackets at some source code places
> where a single statement should be sufficient.
> 
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 41 +++++++++++------------------
>  1 file changed, 16 insertions(+), 25 deletions(-)
> 
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> index d3cb8e2f099f..bfd86fd08847 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> @@ -502,10 +502,10 @@ static int ocrdma_dealloc_ucontext_pd(struct ocrdma_ucontext *uctx)
>  	struct ocrdma_pd *pd = uctx->cntxt_pd;
>  	struct ocrdma_dev *dev = get_ocrdma_dev(pd->ibpd.device);
>  
> -	if (uctx->pd_in_use) {
> +	if (uctx->pd_in_use)
>  		pr_err("%s(%d) Freeing in use pdid=0x%x.\n",
>  		       __func__, dev->id, pd->id);
> -	}
> +
>  	uctx->cntxt_pd = NULL;
>  	(void)_ocrdma_dealloc_pd(dev, pd);
>  	return 0;
> @@ -739,11 +739,10 @@ struct ib_pd *ocrdma_alloc_pd(struct ib_device *ibdev,
>  	return &pd->ibpd;
>  
>  err:
> -	if (is_uctx_pd) {
> +	if (is_uctx_pd)
>  		ocrdma_release_ucontext_pd(uctx);
> -	} else {
> +	else
>  		status = _ocrdma_dealloc_pd(dev, pd);
> -	}
>  exit:
>  	return ERR_PTR(status);
>  }
> @@ -1018,10 +1017,10 @@ int ocrdma_dereg_mr(struct ib_mr *ib_mr)
>  	kfree(mr);
>  
>  	/* Don't stop cleanup, in case FW is unresponsive */
> -	if (dev->mqe_ctx.fw_error_state) {
> +	if (dev->mqe_ctx.fw_error_state)
>  		pr_err("%s(%d) fw not responding.\n",
>  		       __func__, dev->id);
> -	}
> +
>  	return 0;
>  }
>  
> @@ -1410,10 +1409,10 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
>  		goto gen_err;
>  
>  	memset(&ureq, 0, sizeof(ureq));
> -	if (udata) {
> +	if (udata)
>  		if (ib_copy_from_udata(&ureq, udata, sizeof(ureq)))
>  			return ERR_PTR(-EFAULT);
> -	}
> +
>  	qp = kzalloc(sizeof(*qp), GFP_KERNEL);
>  	if (!qp) {
>  		status = -ENOMEM;
> @@ -2829,15 +2828,11 @@ static bool ocrdma_poll_rcqe(struct ocrdma_qp *qp, struct ocrdma_cqe *cqe,
>  	bool expand = false;
>  
>  	ibwc->wc_flags = 0;
> -	if (qp->qp_type == IB_QPT_UD || qp->qp_type == IB_QPT_GSI) {
> -		status = (le32_to_cpu(cqe->flags_status_srcqpn) &
> -					OCRDMA_CQE_UD_STATUS_MASK) >>
> -					OCRDMA_CQE_UD_STATUS_SHIFT;
> -	} else {
> -		status = (le32_to_cpu(cqe->flags_status_srcqpn) &
> -			     OCRDMA_CQE_STATUS_MASK) >> OCRDMA_CQE_STATUS_SHIFT;
> -	}
> -
> +	status = (qp->qp_type == IB_QPT_UD || qp->qp_type == IB_QPT_GSI)
> +		 ? ((le32_to_cpu(cqe->flags_status_srcqpn) &
> +		    OCRDMA_CQE_UD_STATUS_MASK) >> OCRDMA_CQE_UD_STATUS_SHIFT)
> +		 : ((le32_to_cpu(cqe->flags_status_srcqpn) &
> +		    OCRDMA_CQE_STATUS_MASK) >> OCRDMA_CQE_STATUS_SHIFT);
>  	if (status == OCRDMA_CQE_SUCCESS) {
>  		*polled = true;
>  		ocrdma_poll_success_rcqe(qp, cqe, ibwc);
> @@ -2885,13 +2880,9 @@ static int ocrdma_poll_hwcq(struct ocrdma_cq *cq, int num_entries,
>  		qp = dev->qp_tbl[qpn];
>  		BUG_ON(qp == NULL);
>  
> -		if (is_cqe_for_sq(cqe)) {
> -			expand = ocrdma_poll_scqe(qp, cqe, ibwc, &polled,
> -						  &stop);
> -		} else {
> -			expand = ocrdma_poll_rcqe(qp, cqe, ibwc, &polled,
> -						  &stop);
> -		}
> +		expand = is_cqe_for_sq(cqe)
> +			 ? ocrdma_poll_scqe(qp, cqe, ibwc, &polled, &stop)
> +			 : ocrdma_poll_rcqe(qp, cqe, ibwc, &polled, &stop);
>  		if (expand)
>  			goto expand_cqe;
>  		if (stop)
> -- 

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

> 2.12.0
> 
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