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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Stefan Wahren <wahrenst@gmx.net>
Cc: Peter Chen <peter.chen@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	kernel@pengutronix.de, Fabio Estevam <festevam@gmail.com>,
	Joe Hattori <joe@pf.is.s.u-tokyo.ac.jp>,
	linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org,
	imx@lists.linux.dev, stable@kernel.org
Subject: Re: [PATCH] usb: chipidea: ci_hdrc_imx: Fix NPD of usbmisc_data
Date: Thu, 1 May 2025 17:38:14 +0200	[thread overview]
Message-ID: <2025050100-getting-curler-88aa@gregkh> (raw)
In-Reply-To: <20250422185601.80199-1-wahrenst@gmx.net>

On Tue, Apr 22, 2025 at 08:56:01PM +0200, Stefan Wahren wrote:
> The commit 74adad500346 ("usb: chipidea: ci_hdrc_imx: decrement device's
> refcount in .remove() and in the error path of .probe()") introduced
> a NULL pointer dereference on platforms which have no usbmisc_data
> (e.g. i.MX28). So add the missing checks in .probe() and .remove().
> 
> Fixes: 74adad500346 ("usb: chipidea: ci_hdrc_imx: decrement device's refcount in .remove() and in the error path of .probe()")
> Cc: <stable@kernel.org>
> Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
> ---
>  drivers/usb/chipidea/ci_hdrc_imx.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

Does not apply to 6.15-rc4 at all, can you rebase and resubmit?

thanks,

greg k-h

  reply	other threads:[~2025-05-01 15:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-22 18:56 [PATCH] usb: chipidea: ci_hdrc_imx: Fix NPD of usbmisc_data Stefan Wahren
2025-05-01 15:38 ` Greg Kroah-Hartman [this message]
2025-05-02  8:35   ` Stefan Wahren

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