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 26C441ABEC1; Mon, 14 Oct 2024 15:33:52 +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=1728920032; cv=none; b=krZnTMsJhBx3Q3e0bWk+JFzZreFEEBo0XwBALICLGgjbM1fCwzrtLxezyBRpR8NzrOKacdwhJC8qplkJTDqkkeV7JVhS+YeijcdquvPhZJb3dr4VOvyJjOvYaFKp0Z2GW4dQYPcC0svDo5xEkaf82G2W814aspZIIlEJ6RcW5ro= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728920032; c=relaxed/simple; bh=orEDQybkGHXN6ECHtK2bn9P4u8EjN6ucBp19wGdJ5fo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KMwyYwmaImJqvX8ZP3T+WVufnNcxZSluQ7l/Nl0pShfv1pQfhnQ2nW2aHzXfnupFiSxgNRG/oHW41rI3WmRVKW37b1vIigrkW+xSeOm5CdAqVtCaM6fsAAyo74TCkIcbj4vdcHHXsL1z7L2XDnZcZnEAxID+vPA8elnonYXNq0c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=2JM4d4G7; 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="2JM4d4G7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C25AC4CEC7; Mon, 14 Oct 2024 15:33:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728920032; bh=orEDQybkGHXN6ECHtK2bn9P4u8EjN6ucBp19wGdJ5fo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2JM4d4G77nfboxSCwmrqw0LMJOMkEVOhR0iFm1y9JuywHj6gieZO9cGAJS8/Ol9cF zHrrUjjvU07AaiQQCCfL/9uXKnrG9DcmKlDjKZWQDyv35UbmC6U6biwq3VqetBaLSG MEuOYjqrmzd8LnsSCdlhbDLd63RbZ3Lybbeeu2zw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, John Keeping Subject: [PATCH 6.1 779/798] usb: gadget: core: force synchronous registration Date: Mon, 14 Oct 2024 16:22:13 +0200 Message-ID: <20241014141248.668427060@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241014141217.941104064@linuxfoundation.org> References: <20241014141217.941104064@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-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 @@ -1671,6 +1671,7 @@ 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",