From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-yk0-f178.google.com ([209.85.160.178]:34654 "EHLO mail-yk0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752507AbcBPCqk (ORCPT ); Mon, 15 Feb 2016 21:46:40 -0500 From: Insu Yun To: kyungmin.park@samsung.com, k.debski@samsung.com, jtp.park@samsung.com, mchehab@osg.samsung.com, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: taesoo@gatech.edu, yeongjin.jang@gatech.edu, insu@gatech.edu, changwoo@gatech.edu, Insu Yun Subject: [PATCH] s5p_mfc: handling failed allocation for workqueue Date: Mon, 15 Feb 2016 21:46:37 -0500 Message-Id: <1455590797-8522-1-git-send-email-wuninsu@gmail.com> Sender: linux-media-owner@vger.kernel.org List-ID: create_singlethread_workqueue() can be failed in memory pressure. Signed-off-by: Insu Yun --- drivers/media/platform/s5p-mfc/s5p_mfc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index 927ab49..631aea814 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -1239,6 +1239,10 @@ static int s5p_mfc_probe(struct platform_device *pdev) dev->hw_lock = 0; dev->watchdog_workqueue = create_singlethread_workqueue(S5P_MFC_NAME); + if (!dev->watchdog_workqueue) { + ret = -ENOMEM; + goto err_enc_reg; + } INIT_WORK(&dev->watchdog_work, s5p_mfc_watchdog_worker); atomic_set(&dev->watchdog_cnt, 0); init_timer(&dev->watchdog_timer); -- 1.9.1