Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Fri, 30 Sep 2022 13:48:32 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     patrice.chotard@foss.st.com
Cc:     Felipe Balbi <balbi@kernel.org>,
        linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org,
        linux-kernel@vger.kernel.org, Jerome Audu <jerome.audu@st.com>,
        Felipe Balbi <felipe@balbi.sh>
Subject: Re: [PATCH v2] usb: dwc3: st: Rely on child's compatible instead of
 name
Message-ID: <YzbXkDZnBqgbks1Z@kroah.com>
References: <20220930072707.516270-1-patrice.chotard@foss.st.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20220930072707.516270-1-patrice.chotard@foss.st.com>
Precedence: bulk

On Fri, Sep 30, 2022 at 09:27:07AM +0200, patrice.chotard@foss.st.com wrote:
> From: Patrice Chotard <patrice.chotard@foss.st.com>
> 
> To ensure that child node is found, don't rely on child's node name
> which can take different value, but on child's compatible name.
> 
> Fixes: f5c5936d6b4d ("usb: dwc3: st: Fix node's child name")
> 
> Cc: Jerome Audu <jerome.audu@st.com>
> Reported-by: Felipe Balbi <felipe@balbi.sh>
> Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
> ---
>  drivers/usb/dwc3/dwc3-st.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c
> index 166b5bde45cb..fea5290de83f 100644
> --- a/drivers/usb/dwc3/dwc3-st.c
> +++ b/drivers/usb/dwc3/dwc3-st.c
> @@ -251,7 +251,7 @@ static int st_dwc3_probe(struct platform_device *pdev)
>  	/* Manage SoftReset */
>  	reset_control_deassert(dwc3_data->rstc_rst);
>  
> -	child = of_get_child_by_name(node, "dwc3");
> +	child = of_get_compatible_child(node, "snps,dwc3");
>  	if (!child) {
>  		dev_err(&pdev->dev, "failed to find dwc3 core node\n");
>  		ret = -ENODEV;
> -- 
> 2.25.1
> 

This commit doesn't even apply to my tree.  What branch is it against?

confused,

greg k-h