netdev - Re: [PATCH] net: ethernet: ti: remove redundant NULL check.

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Message-Id: <20130212.170650.89534546100043269.davem@davemloft.net>
Date:	Tue, 12 Feb 2013 17:06:50 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	tipecaml@...il.com
Cc:	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	mugunthanvnm@...com, zonque@...il.com, hotforest@...il.com,
	Julia.Lawall@...6.fr, netdev@...r.kernel.org
Subject: Re: [PATCH] net: ethernet: ti: remove redundant NULL check.

From: Cyril Roelandt <tipecaml@...il.com>
Date: Tue, 12 Feb 2013 22:54:46 +0100

> cpdma_chan_destroy() on a NULL pointer is a no-op, so the NULL check in
> cpdma_ctlr_destroy() can safely be removed.
> 
> Signed-off-by: Cyril Roelandt <tipecaml@...il.com>
 ...
> @@ -450,8 +450,7 @@ int cpdma_ctlr_destroy(struct cpdma_ctlr *ctlr)
>  		cpdma_ctlr_stop(ctlr);
>  
>  	for (i = 0; i < ARRAY_SIZE(ctlr->channels); i++) {
> -		if (ctlr->channels[i])
> -			cpdma_chan_destroy(ctlr->channels[i]);
> +		cpdma_chan_destroy(ctlr->channels[i]);
>  	}

SInce this is now a single statement basic block, remove the
surrounding braces.
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