linux-kernel - Re: [PATCH] soc: imx: imx8m-blk-ctrl: Fix wrong check

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Message-ID: <YyAz0z4B/LPgoBOk@shell.armlinux.org.uk>
Date:   Tue, 13 Sep 2022 08:40:03 +0100
From:   "Russell King (Oracle)" <linux@...linux.org.uk>
To:     Tang Bin <tangbin@...s.chinamobile.com>
Cc:     shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] soc: imx: imx8m-blk-ctrl: Fix wrong check

On Tue, Sep 13, 2022 at 03:21:55PM +0800, Tang Bin wrote:
> In the function imx8m_blk_ctrl_probe(),
> dev_pm_domain_attach_by_name() may return NULL in some cases,
> so IS_ERR() doesn't meet the requirements. Thus fix it.
> 
> Fixes: 2684ac05a8c4 ("soc: imx: add i.MX8M blk-ctrl driver")
> Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>

Duplicate of a later patch. See comments on later patch for why this is
potentially wrong.

-- 
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