linux-kernel - [PATCH -next] staging: vc04_services: use DEFINE_MUTEX (and mutex

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Message-ID: <20201223141129.32401-1-zhengyongjun3@huawei.com>
Date:   Wed, 23 Dec 2020 22:11:29 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <nsaenzjulienne@...e.de>, <bcm-kernel-feedback-list@...adcom.com>,
        <devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>
CC:     Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH -next] staging: vc04_services: use DEFINE_MUTEX (and mutex_init() had been too late)

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 .../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;
 	}
 }
-- 
2.22.0