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Fri, 21 Aug 2026 08:11:24 -0700 (PDT) From: Jeffin Philip To: gregkh@linuxfoundation.org Cc: heikki.krogerus@linux.intel.com, jeffinphilip14@gmail.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, mika.westerberg@linux.intel.com, stable@vger.kernel.org, syzbot+1a01783ea233350598b5@syzkaller.appspotmail.com, syzbot+520d7648a0d934061fb0@syzkaller.appspotmail.com Subject: Re: [PATCH] usb: typec: fix null-pointer-dereference in wcove_typec_probe() Date: Fri, 21 Aug 2026 20:41:07 +0530 Message-ID: <20260821151107.19945-1-jeffinphilip14@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <2026082125-getting-upstroke-a146@gregkh> References: <2026082125-getting-upstroke-a146@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Fri, 21 Aug 2026 17:00:12 +0200, Greg KH wrote: >How can a platform device NOT have a parent device? WHat system is this >broken in? Why not fix the platform definition properly instead as >something is really wrong here if this is a "root" platform device as >that should never happen. As seen in the Closes: tag, this is a syzbot issue. It used driver_override() to bind it in an unnatural way. So, I don't think it is possible in a real system. We could atleast validate pmic like other functions using dev_get_drvdata() or it could be left alone as is. Thanks, Jeffin.