linux-kernel - Re: [PATCH] drm: squash lines for simple wrapper functions

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Date:   Wed, 07 Sep 2016 11:34:44 +0300
From:   Jani Nikula <jani.nikula@...ux.intel.com>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        David Airlie <airlied@...ux.ie>,
        dri-devel@...ts.freedesktop.org
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Gustavo Padovan <gustavo.padovan@...labora.co.uk>,
        Yakir Yang <ykk@...k-chips.com>, Huang Rui <ray.huang@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Monk Liu <Monk.Liu@....com>,
        Chunming Zhou <David1.Zhou@....com>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Eric Huang <JinHuiEric.Huang@....com>,
        Flora Cui <Flora.Cui@....com>, Inki Dae <inki.dae@...sung.com>,
        Krzysztof Kozlowski <k.kozlowski@...sung.com>,
        Dave Airlie <airlied@...hat.com>,
        intel-gfx@...ts.freedesktop.org,
        Frediano Ziglio <fziglio@...hat.com>,
        Samuel Li <samuel.li@....com>,
        Christian König <christian.koenig@....com>,
        Tomasz Figa <tomasz.figa@...omium.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        linux-kernel@...r.kernel.org, Tom St Denis <tom.stdenis@....com>,
        Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [PATCH] drm: squash lines for simple wrapper functions

On Wed, 07 Sep 2016, Masahiro Yamada <yamada.masahiro@...ionext.com> wrote:
> Remove unneeded variables and assignments.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

...

> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 95ddd56..59d029d 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -1361,13 +1361,7 @@ void i915_driver_unload(struct drm_device *dev)
>  
>  static int i915_driver_open(struct drm_device *dev, struct drm_file *file)
>  {
> -	int ret;
> -
> -	ret = i915_gem_open(dev, file);
> -	if (ret)
> -		return ret;
> -
> -	return 0;
> +	return i915_gem_open(dev, file);
>  }

Seems to me the whole function could be replaced by a direct use of
i915_gem_open().

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Technology Center