linux-kernel - Re: [PATCH] mach_omap2: use PTR_RET instead of IS_ERR + PTR

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Date:	Fri, 22 Mar 2013 16:36:50 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Jon Hunter <jon-hunter@...com>
Cc:	Silviu-Mihai Popescu <silviupopescu1990@...il.com>,
	linux-omap@...r.kernel.org, tony@...mide.com, khilman@...com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mach_omap2: use PTR_RET instead of IS_ERR + PTR_ERR

On Wed, Mar 20, 2013 at 01:28:47PM -0500, Jon Hunter wrote:
> Sorry I am now not sure I follow you here. Someone just pointed out to
> me that PTR_RET() is defined as ...
> 
> static inline int __must_check PTR_RET(const void *ptr)
> {
> 	if (IS_ERR(ptr))
> 		return PTR_ERR(ptr);
> 	else
> 		return 0;
> }
> 
> So the above change appears to be equivalent. Is there something that is
> wrong with the current implementation that needs to be fixed?

No - I misread it as PTR_ERR not PTR_RET.  Your patch is fine.
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