From patchwork Tue May 26 18:53:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 225318 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EEFFFC433E0 for ; Tue, 26 May 2020 19:17:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C3EBD2053B for ; Tue, 26 May 2020 19:17:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590520655; bh=FNwJtqw0co+L2BKi0lDKL+YKNyPzCvSShNaJsFMku0o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=yfsewRcJp/+7BQHtED6arwMrjUktbdcqk2iTaQH/ZHss7AQJLKozxnNol+WYMGYMM x67RRDyIogvuCLnCnSfO68Ck76xPPE1ze2/iQSD/cKAWBFKkJ0O1tHwY5sn0o0Jme1 Ona8iU9dfIen/fIJ1SAFvzcOh3yOpWgjGC8BLY+w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391963AbgEZTO3 (ORCPT ); Tue, 26 May 2020 15:14:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:45392 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392143AbgEZTO2 (ORCPT ); Tue, 26 May 2020 15:14:28 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5BA5620776; Tue, 26 May 2020 19:14:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590520467; bh=FNwJtqw0co+L2BKi0lDKL+YKNyPzCvSShNaJsFMku0o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bkaUDZKFduebYkm4CGUJhuJJJH0D65FQ5Lkx8uwk+2SrCBxTLczrNpTclsbVgOovx LlK9ASo5L2IAPbVamciFu6WFJ6uIl1xudVPKGTmmCB7xJybBEGVvPDffvEetuIEQJw As08skcmUot+Eq4CiLQokIE2SMyK9YyDak871WGI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , =?utf-8?b?SsOpcsO0bWUgUG91aWxsZXI=?= Subject: [PATCH 5.6 091/126] staging: wfx: unlock on error path Date: Tue, 26 May 2020 20:53:48 +0200 Message-Id: <20200526183945.571669993@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200526183937.471379031@linuxfoundation.org> References: <20200526183937.471379031@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dan Carpenter commit f0b9d875faa4499afe3381404c3795e9da84bc00 upstream. We need to release the tx_lock on the error path before returning. Fixes: d1c015b4ef6f ("staging: wfx: rewrite wfx_hw_scan()") Signed-off-by: Dan Carpenter Cc: stable Reviewed-by: Jérôme Pouiller Link: https://lore.kernel.org/r/20200512083656.GA251760@mwanda Signed-off-by: Greg Kroah-Hartman --- drivers/staging/wfx/scan.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/staging/wfx/scan.c +++ b/drivers/staging/wfx/scan.c @@ -57,8 +57,10 @@ static int send_scan_req(struct wfx_vif wvif->scan_abort = false; reinit_completion(&wvif->scan_complete); timeout = hif_scan(wvif, req, start_idx, i - start_idx); - if (timeout < 0) + if (timeout < 0) { + wfx_tx_unlock(wvif->wdev); return timeout; + } ret = wait_for_completion_timeout(&wvif->scan_complete, timeout); if (req->channels[start_idx]->max_power != wvif->vif->bss_conf.txpower) hif_set_output_power(wvif, wvif->vif->bss_conf.txpower);