From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F31854C226D for ; Mon, 5 Oct 2026 15:10:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791213059; cv=none; b=NMnMcGblh1gRZAGzBWql9r0WMdyIEG7rGWyYBuT9WpvNabjQUOAPk+m0ol8GHG4EfMRo55oK12rHRPXanf/pTFoQVUB+hsaOoz6qp9WaLL33SPdkz8lEh3Rru9sKSAbmRojPEYzi1yXUpyiiPvjSsxX4vZlWDKZciPPkFAu09Oc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791213059; c=relaxed/simple; bh=6B9T2UlZ5jQCOpAZFU4QzYs4yLoZF+6jMnenlHdnT1U=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=XgksJYWK3NlaLQZhIC4pLHROuHZpmMFEK7txOUhO3UeYULlq/S8Qnw+Zl6/Jlv6M4eAFGk0mh4zN4xr3U+EWTE6/T+Rsp5mbyh4COdlTalj9ojQOScQ9YPypbG01+1Vsc7Js2TpOK8mSpNW6fSG2YucAZEpcuRa+RXr9tQX8B1g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZMjTmJFb; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZMjTmJFb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E20F51F000FF; Mon, 5 Oct 2026 15:10:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791213057; bh=taG/s0itAquUrhbAF+8Pa3a1olERdcisbZVMl3iyZYo=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ZMjTmJFbDv4E8t2ptcZD1myJ+2EBJNfFRBPyKoE3UcsuxMoSpSssQlwVzcad3vlS+ JwC6frplwldMj1dggztJUY2RPvQQdWk+9VXFw7dgiIzIHu+cGBtCkoriuPVfToQMda dj8NjE7B2YLgIpCGsYO5OtjNsX3YukfmgLi0eIaFQgcbkF9OcSSY/P40D/ATLPF/Ci figHmoleW4OdO2ZASVIZ88drSCSKyZf2OPGnbLf/NQVQBDSm3aWtJYIhksqCgBdbI8 ld7s0uQLEZdESDo7BiuIwdVi1tTnmUxKm8RU8MnPoVPIV7ARpvnzexF1GMKzOZ+cqX PhlibZTJOfjKg== From: Sasha Levin To: stable@vger.kernel.org Cc: Myeonghun Pak , stable , Ijae Kim , Alan Stern , Greg Kroah-Hartman , Sasha Levin Subject: [PATCH 5.15.y 2/2] usb: ohci-spear: disable controller wakeup on removal Date: Mon, 5 Oct 2026 11:10:52 -0400 Message-ID: <20261005151017.3044548-2-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261005151017.3044548-1-sashal@kernel.org> References: <2026100502-nanometer-helpless-c302@gregkh> <20261005151017.3044548-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Myeonghun Pak [ Upstream commit b1b0f8bdbbc891a4ee7f3b1a878c633e02b7bbeb ] Probe enables controller wakeup after the OHCI core marks controllers with RemoteWakeupConnected as wakeup-capable. Removal does not undo this, so the wakeup source can remain attached after driver unbind. Disable controller wakeup after removing the HCD. This issue was identified during our ongoing static-analysis research while reviewing kernel code. Fixes: a6eeeb9f45b5 ("USB: Update USB default wakeup settings") Cc: stable Assisted-by: LLM Co-developed-by: Ijae Kim Signed-off-by: Ijae Kim Signed-off-by: Myeonghun Pak Acked-by: Alan Stern Link: https://patch.msgid.link/20260915012011.61874-4-mhun512@gmail.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/host/ohci-spear.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/host/ohci-spear.c b/drivers/usb/host/ohci-spear.c index 986406f7aeb15..7d798b3e75171 100644 --- a/drivers/usb/host/ohci-spear.c +++ b/drivers/usb/host/ohci-spear.c @@ -105,6 +105,7 @@ static int spear_ohci_hcd_drv_remove(struct platform_device *pdev) struct spear_ohci *sohci_p = to_spear_ohci(hcd); usb_remove_hcd(hcd); + device_wakeup_disable(hcd->self.controller); clk_disable_unprepare(sohci_p->clk); usb_put_hcd(hcd); -- 2.53.0