From: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
To: Ben Dooks <ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
Cc: linux-kernel-81qHHgoATdFT9dQujB1mzip2UmYkHbXO@public.gmane.org,
linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
horms+renesas-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 4/4] i2c: rcar: use devm_clk_get to ensure clock is properly ref-counted
Date: Fri, 24 Jan 2014 18:12:54 +0100 [thread overview]
Message-ID: <20140124171254.GE2629@katana> (raw)
In-Reply-To: <1389982298-23143-5-git-send-email-ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
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On Fri, Jan 17, 2014 at 06:11:38PM +0000, Ben Dooks wrote:
> The current i2c-rcar driver does clk_get() without a corresponding
> clk_put(). Add the clk to the driver private data and then get it
> with the devm functions so that it is released when the driver is
> unbound.
>
>
> + priv->clk = devm_clk_get(dev, NULL);
> + if (IS_ERR(priv->clk)) {
> + dev_err(dev, "cannot get clock\n");
> + return -ENOENT;
> + }
Return the error here?
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WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa@the-dreams.de>
To: Ben Dooks <ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
Cc: linux-kernel-81qHHgoATdFT9dQujB1mzip2UmYkHbXO@public.gmane.org,
linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
horms+renesas-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 4/4] i2c: rcar: use devm_clk_get to ensure clock is properly ref-counted
Date: Fri, 24 Jan 2014 17:12:54 +0000 [thread overview]
Message-ID: <20140124171254.GE2629@katana> (raw)
In-Reply-To: <1389982298-23143-5-git-send-email-ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
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On Fri, Jan 17, 2014 at 06:11:38PM +0000, Ben Dooks wrote:
> The current i2c-rcar driver does clk_get() without a corresponding
> clk_put(). Add the clk to the driver private data and then get it
> with the devm functions so that it is released when the driver is
> unbound.
>
>
> + priv->clk = devm_clk_get(dev, NULL);
> + if (IS_ERR(priv->clk)) {
> + dev_err(dev, "cannot get clock\n");
> + return -ENOENT;
> + }
Return the error here?
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next prev parent reply other threads:[~2014-01-24 17:12 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-17 18:11 Renesas i2c patches, R8A7790 support and Lager i2c enablemenet Ben Dooks
2014-01-17 18:11 ` [PATCH 3/4] i2c: rcar: do not print error if device nacks transfer Ben Dooks
2014-01-24 17:11 ` Wolfram Sang
2014-01-24 17:11 ` Wolfram Sang
2014-01-26 15:32 ` Ben Dooks
2014-01-26 15:57 ` Ben Dooks
2014-01-17 18:11 ` [PATCH 4/4] i2c: rcar: use devm_clk_get to ensure clock is properly ref-counted Ben Dooks
[not found] ` <1389982298-23143-5-git-send-email-ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
2014-01-24 17:12 ` Wolfram Sang [this message]
2014-01-24 17:12 ` Wolfram Sang
2014-01-26 15:33 ` Ben Dooks
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