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Mon, 4 Jan 2021 14:01:26 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3020.oracle.com with ESMTP id 35uxnr6dn6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 04 Jan 2021 14:01:25 +0000 Received: from abhmp0009.oracle.com (abhmp0009.oracle.com [141.146.116.15]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 104E1Oqm023785; Mon, 4 Jan 2021 14:01:24 GMT Received: from kadam (/102.36.221.92) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 04 Jan 2021 06:01:23 -0800 Date: Mon, 4 Jan 2021 17:01:10 +0300 From: Dan Carpenter To: Zheng Yongjun Cc: nsaenzjulienne@suse.de, bcm-kernel-feedback-list@broadcom.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH -next] staging: vc04_services: use DEFINE_MUTEX (and mutex_init() had been too late) Message-ID: <20210104140110.GQ2809@kadam> References: <20201223141129.32401-1-zhengyongjun3@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201223141129.32401-1-zhengyongjun3@huawei.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9853 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 phishscore=0 spamscore=0 malwarescore=0 mlxscore=0 mlxlogscore=999 suspectscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101040091 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9853 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 phishscore=0 priorityscore=1501 spamscore=0 mlxscore=0 clxscore=1011 bulkscore=0 lowpriorityscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101040091 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Dec 23, 2020 at 10:11:29PM +0800, Zheng Yongjun wrote: > Signed-off-by: Zheng Yongjun > --- > .../vc04_services/interface/vchiq_arm/vchiq_connected.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c > index 79b75efa6868..864253866155 100644 > --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c > +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c > @@ -12,13 +12,12 @@ static int g_connected; > static int g_num_deferred_callbacks; > static VCHIQ_CONNECTED_CALLBACK_T g_deferred_callback[MAX_CALLBACKS]; > static int g_once_init; > -static struct mutex g_connected_mutex; > +static DEFINE_MUTEX(g_connected_mutex); > > /* Function to initialize our lock */ > static void connected_init(void) > { > if (!g_once_init) { > - mutex_init(&g_connected_mutex); > g_once_init = 1; > } Delete the extra curly braces. regards, dan carpenter