Re: [PATCH 24/26] IB/ocrdma: One jump label less in ocrdma_alloc_ucontext_pd()

[Yuval Shaia <yuval.shaia-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>]

On Wed, Mar 08, 2017 at 02:30:18PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
> Date: Wed, 8 Mar 2017 11:11:35 +0100
> 
> This issue was detected by using the Coccinelle software.
> 
> 1. Return directly if a call of the function "_ocrdma_alloc_pd" failed.
> 
> 2. Reduce the scope for the local variable "status" to one case
>    of an if statement.
> 
> 3. Delete the jump label "err" then.
> 
> 4. Return zero as a constant at the end.
> 
> Signed-off-by: Markus Elfring <elfring-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
> ---
>  drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> index ae0d343d1731..d3cb8e2f099f 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> @@ -484,19 +484,17 @@ static int ocrdma_alloc_ucontext_pd(struct ocrdma_dev *dev,
>  				    struct ocrdma_ucontext *uctx,
>  				    struct ib_udata *udata)
>  {
> -	int status = 0;
> -
>  	uctx->cntxt_pd = _ocrdma_alloc_pd(dev, uctx, udata);
>  	if (IS_ERR(uctx->cntxt_pd)) {
> -		status = PTR_ERR(uctx->cntxt_pd);
> +		int status = PTR_ERR(uctx->cntxt_pd);
> +
>  		uctx->cntxt_pd = NULL;
> -		goto err;
> +		return status;
>  	}
>  
>  	uctx->cntxt_pd->uctx = uctx;
>  	uctx->cntxt_pd->ibpd.device = &dev->ibdev;
> -err:
> -	return status;
> +	return 0;
>  }

Reviewed-by: Yuval Shaia <yuval.shaia-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>

>  
>  static int ocrdma_dealloc_ucontext_pd(struct ocrdma_ucontext *uctx)
> -- 
> 2.12.0
> 
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