From patchwork Wed May 20 12:42:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dinghao Liu X-Patchwork-Id: 11560387 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1EC4F14B7 for ; Wed, 20 May 2020 13:03:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 00BB3207D4 for ; Wed, 20 May 2020 13:03:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726548AbgETNDQ (ORCPT ); Wed, 20 May 2020 09:03:16 -0400 Received: from aliyun-cloud.icoremail.net ([47.90.73.12]:18212 "HELO aliyun-sdnproxy-4.icoremail.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1726435AbgETNDQ (ORCPT ); Wed, 20 May 2020 09:03:16 -0400 X-Greylist: delayed 720 seconds by postgrey-1.27 at vger.kernel.org; Wed, 20 May 2020 09:03:14 EDT Received: from localhost.localdomain (unknown [222.205.77.158]) by mail-app2 (Coremail) with SMTP id by_KCgBXHpDCJcVe1faNAQ--.48765S4; Wed, 20 May 2020 20:42:46 +0800 (CST) From: Dinghao Liu To: dinghao.liu@zju.edu.cn, kjlu@umn.edu Cc: Kalle Valo , "David S. Miller" , Jakub Kicinski , Thomas Gleixner , Arnd Bergmann , Greg Kroah-Hartman , Allison Randal , Alexios Zavras , "Jason A. Donenfeld" , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] wlcore: fix runtime pm imbalance in wl1271_tx_work Date: Wed, 20 May 2020 20:42:38 +0800 Message-Id: <20200520124241.9931-1-dinghao.liu@zju.edu.cn> X-Mailer: git-send-email 2.17.1 X-CM-TRANSID: by_KCgBXHpDCJcVe1faNAQ--.48765S4 X-Coremail-Antispam: 1UD129KBjvdXoW7JF1UWFW3Wr1xCFyruF45KFg_yoW3twc_Gr yUWF1xCr18Ar1jgr47CayfXrWSvryDZ3Z3Gr40qFyfG3y7ArZ8KrySvr9xZryUGrWavF1f Crn8XFyxZr9rXjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbTxFc2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wAFIxvE14AK wVWUJVWUGwA2ocxC64kIII0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20x vE14v26w1j6s0DM28EF7xvwVC0I7IYx2IY6xkF7I0E14v26r4UJVWxJr1l84ACjcxK6I8E 87Iv67AKxVW0oVCq3wA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c 8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jr0_ Jr4lYx0Ex4A2jsIE14v26F4j6r4UJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64 vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E8cxan2IY04v7MxkIecxE wVAFwVW5JwCF04k20xvY0x0EwIxGrwCF04k20xvE74AGY7Cv6cx26r4fKr1UJr1l4I8I3I 0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWU GVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI 0_Jr0_JF4lIxAIcVC0I7IYx2IY6xkF7I0E14v26r4j6F4UMIIF0xvE42xK8VAvwI8IcIk0 rVWrJr0_WFyUJwCI42IY6I8E87Iv67AKxVW8JVWxJwCI42IY6I8E87Iv6xkF7I0E14v26r 4UJVWxJrUvcSsGvfC2KfnxnUUI43ZEXa7VUbl1v3UUUUU== X-CM-SenderInfo: qrrzjiaqtzq6lmxovvfxof0/ Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org There are two error handling paths in this functon. When wlcore_tx_work_locked() returns an error code, we should decrease the runtime PM usage counter the same way as the error handling path beginning from pm_runtime_get_sync(). Signed-off-by: Dinghao Liu Acked-by: Tony Lindgren --- drivers/net/wireless/ti/wlcore/tx.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/ti/wlcore/tx.c b/drivers/net/wireless/ti/wlcore/tx.c index 90e56d4c3df3..e20e18cd04ae 100644 --- a/drivers/net/wireless/ti/wlcore/tx.c +++ b/drivers/net/wireless/ti/wlcore/tx.c @@ -863,6 +863,7 @@ void wl1271_tx_work(struct work_struct *work) ret = wlcore_tx_work_locked(wl); if (ret < 0) { + pm_runtime_put_noidle(wl->dev); wl12xx_queue_recovery_work(wl); goto out; }