linux-kernel - Re: [PATCH v2] gpiolib: Refactor gpio

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Message-ID: <CACRpkdYcesZJHk7wn-YQdqcHjAzri_o0EqQys9xwq+6hyCnA_Q@mail.gmail.com>
Date:	Tue, 23 Oct 2012 00:13:49 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Ryan Mallon <rmallon@...il.com>
Cc:	Grant Likely <grant.likely@...retlab.ca>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] gpiolib: Refactor gpio_export

On Mon, Oct 22, 2012 at 2:39 AM, Ryan Mallon <rmallon@...il.com> wrote:

> The gpio_export function uses nested if statements and the status
> variable to handle the failure cases. This makes the function logic
> difficult to follow. Refactor the code to abort immediately on failure
> using goto. This makes the code slightly longer, but significantly
> reduces the nesting and number of split lines and makes the code easier
> to read.

Splendid, patch applied!

> Signed-off-by: Ryan Mallon

Interesting that you sign off without an email address, I just added it
thinking it was a mistake.

Yours,
Linus Walleij
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