linux-kernel - Re: [PATCH] drm/bridge: nxp-ptn3460: simplify some error checking

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Date:   Wed,  6 Dec 2023 16:49:16 +0100
From:   Robert Foss <rfoss@...nel.org>
To:     Dan Carpenter <dan.carpenter@...aro.org>
Cc:     Robert Foss <rfoss@...nel.org>, linux-kernel@...r.kernel.org,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        David Airlie <airlied@...il.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        kernel-janitors@...r.kernel.org, Jonas Karlman <jonas@...boo.se>,
        Maxime Ripard <mripard@...nel.org>,
        dri-devel@...ts.freedesktop.org,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Andrzej Hajda <andrzej.hajda@...el.com>
Subject: Re: [PATCH] drm/bridge: nxp-ptn3460: simplify some error checking

On Wed, 6 Dec 2023 18:05:15 +0300, Dan Carpenter wrote:
> The i2c_master_send/recv() functions return negative error codes or
> they return "len" on success.  So the error handling here can be written
> as just normal checks for "if (ret < 0) return ret;".  No need to
> complicate things.
> 
> Btw, in this code the "len" parameter can never be zero, but even if
> it were, then I feel like this would still be the best way to write it.
> 
> [...]

Added suggested by tag, to reflect Neils feedback.

Applied, thanks!

[1/1] drm/bridge: nxp-ptn3460: simplify some error checking
      https://cgit.freedesktop.org/drm/drm-misc/commit/?id=28d3d0696688



Rob