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From: Linus Walleij <linus.walleij@linaro.org>
To: Bernard Zhao <bernard@vivo.com>
Cc: opensource.kernel@vivo.com,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Stefan Mavrodiev <stefan@olimex.com>,
	David Airlie <airlied@linux.ie>,
	"open list:DRM PANEL DRIVERS" <dri-devel@lists.freedesktop.org>,
	Jerry Han <hanxu5@huaqin.corp-partner.google.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jagan Teki <jagan@amarulasolutions.com>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Robert Chiras <robert.chiras@nxp.com>,
	Sam Ravnborg <sam@ravnborg.org>, Icenowy Zheng <icenowy@aosc.io>
Subject: Re: [PATCH] drm/panel: remove return value of function drm_panel_add
Date: Sat, 1 Aug 2020 16:27:32 +0200
Message-ID: <CACRpkdasUurLu_zvUQ7jwyGDsGhFqeDA9oJ0qsTHVOXx0NT2rQ@mail.gmail.com> (raw)
In-Reply-To: <20200801120216.8488-1-bernard@vivo.com>

On Sat, Aug 1, 2020 at 2:02 PM Bernard Zhao <bernard@vivo.com> wrote:

> The function "int drm_panel_add(struct drm_panel *panel)"
> always returns 0, this return value is meaningless.
> Also, there is no need to check return value which calls
> "drm_panel_add and", error branch code will never run.
> Signed-off-by: Bernard Zhao <bernard@vivo.com>

Makes sense.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

Linus Walleij
dri-devel mailing list

  reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-01 12:02 Bernard Zhao
2020-08-01 14:27 ` Linus Walleij [this message]
2020-08-02  7:07 ` Sam Ravnborg
2020-08-02  8:00   ` [PATCH] drm: Remove unnecessary drm_panel_attach and drm_panel_detach Joe Perches
2020-08-02  8:44     ` Sam Ravnborg
2020-08-02 16:43       ` [PATCH V2] " Joe Perches
2020-08-02 17:34         ` Sam Ravnborg
2020-08-08  8:10           ` Sam Ravnborg

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