From: Andrzej Hajda <a.hajda@samsung.com>
To: Peter Rosin <peda@axentia.se>, linux-kernel@vger.kernel.org
Cc: Kukjin Kim <kgene@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
Wolfram Sang <wsa@the-dreams.de>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org
Subject: Re: [PATCH 1/2] i2c: exynos5: remove some dead code
Date: Thu, 10 May 2018 10:36:57 +0200 [thread overview]
Message-ID: <b3915e40-895f-2a72-27a2-dcffe504456d@samsung.com> (raw)
In-Reply-To: <20180509194532.28929-1-peda@axentia.se>
On 09.05.2018 21:45, Peter Rosin wrote:
> The else branch cannot be taken as i will always equal num.
> Get rid of the whole construct.
>
> Signed-off-by: Peter Rosin <peda@axentia.se>
> ---
> drivers/i2c/busses/i2c-exynos5.c | 12 +-----------
> 1 file changed, 1 insertion(+), 11 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c
> index 12ec8484e653..a2cbc779c33a 100644
> --- a/drivers/i2c/busses/i2c-exynos5.c
> +++ b/drivers/i2c/busses/i2c-exynos5.c
> @@ -727,17 +727,7 @@ static int exynos5_i2c_xfer(struct i2c_adapter *adap,
> goto out;
> }
>
> - if (i == num) {
> - ret = num;
> - } else {
> - /* Only one message, cannot access the device */
> - if (i == 1)
> - ret = -EREMOTEIO;
> - else
> - ret = i;
> -
> - dev_warn(i2c->dev, "xfer message failed\n");
> - }
> + ret = num;
>
> out:
> clk_disable(i2c->clk);
You can go further and remove "out:" label, use break instead, and at
the end use "return (i == num) ? num : ret;" or sth similar.
With this change you can add:
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
--
Regards
Andrzej
next prev parent reply other threads:[~2018-05-10 8:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20180509194548epcas2p25579e969e21707afe2435b1f568ff005@epcas2p2.samsung.com>
2018-05-09 19:45 ` [PATCH 1/2] i2c: exynos5: remove some dead code Peter Rosin
2018-05-09 19:45 ` [PATCH 2/2] i2c: exynos5: remove pointless initializers Peter Rosin
2018-05-10 8:44 ` Andrzej Hajda
2018-05-10 19:16 ` Peter Rosin
2018-05-10 8:36 ` Andrzej Hajda [this message]
2018-05-10 19:16 ` [PATCH 1/2] i2c: exynos5: remove some dead code Peter Rosin
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