From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 7701014A614; Mon, 14 Oct 2024 14:34:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728916489; cv=none; b=NQqUfIzSKPFQnatR+rj+085A8gPml+ci36ZEpsdS/7tiTlcC3fWasSWMAYm/1rZPYo0hhp5mXNN6ioCAuMVu3JGHxiUFY5zzjN2TxoZd2V8dJLYyhYKFR2rZEBFfT3293RRgclKNtb1N7n17LRfEtmBLBbMlRZHfoiQ0+1BC/nA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728916489; c=relaxed/simple; bh=QgXgV/F1bVP6byyki1zaAhDcvfAsr1ENNhTDH4VilKk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=icCtMT4RZ/RFaIFDaop+eH8Y6hgoheJ4mM7l+oFw5Jno3SR4DFosSlmMTsqD6jUMde7b0BLYzZIK3kNFLy0XcmU5sZ2SERIc3QSmu0f+1fUFHgBlxjrUuoqNnsEivmzbLN/OP7sxCakASz2JwogD7dF05vF9hSE77Y09DKnC4rI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=QdjINK48; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="QdjINK48" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A9920C4CEC3; Mon, 14 Oct 2024 14:34:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728916489; bh=QgXgV/F1bVP6byyki1zaAhDcvfAsr1ENNhTDH4VilKk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QdjINK48xgx9Hd/0pM/kvsfpXjaLNk2XNbi8qcaGUpO0Ici9d6lrVMYzJy5UZROzK 8NVJCLWMDuLncDgNyP0qa8nFRcTCGdPiGOl16A75ILJP7qzQtwbbN7CJHndTytrfxj Dlwp5snzbGhYZV52XEJnxPZCiwaEXEPkz9TALyzg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, John Keeping Subject: [PATCH 6.11 167/214] usb: gadget: core: force synchronous registration Date: Mon, 14 Oct 2024 16:20:30 +0200 Message-ID: <20241014141051.498767264@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241014141044.974962104@linuxfoundation.org> References: <20241014141044.974962104@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.11-stable review patch. If anyone has any objections, please let me know. ------------------ From: John Keeping commit df9158826b00e53f42c67d62c887a84490d80a0a upstream. Registering a gadget driver is expected to complete synchronously and immediately after calling driver_register() this function checks that the driver has bound so as to return an error. Set PROBE_FORCE_SYNCHRONOUS to ensure this is the case even when asynchronous probing is set as the default. Fixes: fc274c1e99731 ("USB: gadget: Add a new bus for gadgets") Cc: stable@vger.kernel.org Signed-off-by: John Keeping Link: https://lore.kernel.org/r/20240913102325.2826261-1-jkeeping@inmusicbrands.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/udc/core.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -1696,6 +1696,7 @@ int usb_gadget_register_driver_owner(str driver->driver.bus = &gadget_bus_type; driver->driver.owner = owner; driver->driver.mod_name = mod_name; + driver->driver.probe_type = PROBE_FORCE_SYNCHRONOUS; ret = driver_register(&driver->driver); if (ret) { pr_warn("%s: driver registration failed: %d\n",