linux-kernel - Re: [PATCH v2 0/3] ASoC: fix unbalanced of_node_get()/of_node

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Message-ID: <20170728100735.enwrl7whjkmnicd7@sirena.org.uk>
Date:   Fri, 28 Jul 2017 11:07:35 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Antonio Borneo <borneo.antonio@...il.com>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, Wei Xu <xuwei5@...ilicon.com>,
        John Stultz <john.stultz@...aro.org>,
        linux-arm-kernel@...ts.infradead.org,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Tony Lindgren <tony@...mide.com>
Subject: Re: [PATCH v2 0/3] ASoC: fix unbalanced of_node_get()/of_node_put()

On Fri, Jul 28, 2017 at 01:26:09AM +0200, Antonio Borneo wrote:
> From: Antonio Borneo <borneo.antonio@...il.com>
> 
> On Hikey target board, enabling CONFIG_OF_DYNAMIC triggers several
> errors at kernel boot, like
> OF: ERROR: Bad of_node_put() on /soc/i2s@...18000/ports/port@0
> OF: ERROR: Bad of_node_put() on /soc/i2s@...18000/ports/port@...ndpoint
> each followed by stack dump.

Please take a look at the patches that Tony Lindgren has posted in the
past day for this issue which go into the of_graph API to make it less
error prone.

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