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 0430D206E69; Fri, 4 Oct 2024 18:26:18 +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=1728066379; cv=none; b=rRS9e1QnWzc4xURZoTKNi8XncdItwsyK4HRonn/6W5Uu05YaspA3Y7yngWJJnMgr81I8qXVnpUtyVcrEtoulH739AJzgf+jiFOVrpgkXTofUEic4kXPVn+mNExACg2aEEfHTf6ueOKU0GY4JDVybNxePLTMjSLQBvVCsEfLjka0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728066379; c=relaxed/simple; bh=oY4AkKK3cNYSXzwmeEH5JZe1WS6YZTk1cFuE/iN7Uhw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Lt6AWRYs/fwk+ne3KAoRkBzuQZOQe8AG6S/ufh9AN/G6kCuCyQTwoYWA1V2nH1sCPffwtfcoi8M1Icx+hOVrUQKdZ0X1qtNWAuEJkxv+cUOkCp2286YF7oV5be4pYXwwR55C+Q9wKnot6bXM4n6cYByRP21HPZiQdLlm4luUuYk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Vo+GYqJs; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Vo+GYqJs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7F780C4CEC6; Fri, 4 Oct 2024 18:26:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728066378; bh=oY4AkKK3cNYSXzwmeEH5JZe1WS6YZTk1cFuE/iN7Uhw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Vo+GYqJsCH4P6R5sPM2A++jPr/Qhzgay0JNJlsfOFjyWEZgCKmBHOqfByIklaI18N lybDHex/Bb1f1+uNCix/hDrYOvdZS8CmjvU0TqpsJzZ8gaiSjtI6ttV6tb/77sTKMP ryTNssLh3oIizTgSMAoIouXy4D+4mfwABRROm+7xOekDhUpespQMEVydws9g9wm+jc PdZAL0inArbaLTOrMbhxjzKN1pv2ePkp/tKDw6NvzaZAIRN/iq68H2qwf2pR0kqlV+ rcLf5jPRSlS/cVSigoWKmGkmWYHgpalBQ/JMp/t5mPi7Ng8xXDoOGj4FX9yQ9vcCC3 ZAYcRtImFA3mw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Wadim Egorov , Heikki Krogerus , Greg Kroah-Hartman , Sasha Levin , javier.carrasco@wolfvision.net, abdelalkuor@geotab.com, harshit.m.mogalapalli@oracle.com, linux-usb@vger.kernel.org Subject: [PATCH AUTOSEL 6.6 41/58] usb: typec: tipd: Free IRQ only if it was requested before Date: Fri, 4 Oct 2024 14:24:14 -0400 Message-ID: <20241004182503.3672477-41-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241004182503.3672477-1-sashal@kernel.org> References: <20241004182503.3672477-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.54 Content-Transfer-Encoding: 8bit From: Wadim Egorov [ Upstream commit db63d9868f7f310de44ba7bea584e2454f8b4ed0 ] In polling mode, if no IRQ was requested there is no need to free it. Call devm_free_irq() only if client->irq is set. This fixes the warning caused by the tps6598x module removal: WARNING: CPU: 2 PID: 333 at kernel/irq/devres.c:144 devm_free_irq+0x80/0x8c ... ... Call trace: devm_free_irq+0x80/0x8c tps6598x_remove+0x28/0x88 [tps6598x] i2c_device_remove+0x2c/0x9c device_remove+0x4c/0x80 device_release_driver_internal+0x1cc/0x228 driver_detach+0x50/0x98 bus_remove_driver+0x6c/0xbc driver_unregister+0x30/0x60 i2c_del_driver+0x54/0x64 tps6598x_i2c_driver_exit+0x18/0xc3c [tps6598x] __arm64_sys_delete_module+0x184/0x264 invoke_syscall+0x48/0x110 el0_svc_common.constprop.0+0xc8/0xe8 do_el0_svc+0x20/0x2c el0_svc+0x28/0x98 el0t_64_sync_handler+0x13c/0x158 el0t_64_sync+0x190/0x194 Signed-off-by: Wadim Egorov Reviewed-by: Heikki Krogerus Link: https://lore.kernel.org/r/20240816124150.608125-1-w.egorov@phytec.de Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/typec/tipd/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index 125269f39f83a..01db27cbf1d10 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -907,6 +907,8 @@ static void tps6598x_remove(struct i2c_client *client) if (!client->irq) cancel_delayed_work_sync(&tps->wq_poll); + else + devm_free_irq(tps->dev, client->irq, tps); tps6598x_disconnect(tps, 0); typec_unregister_port(tps->port); -- 2.43.0