Messages in this thread Patch in this message | | | From | Zheng Yongjun <> | Subject | [PATCH v3 -next] staging: vc04_services: use DEFINE_MUTEX() for mutex lock | Date | Tue, 5 Jan 2021 10:05:47 +0800 |
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mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init().
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com> --- .../vc04_services/interface/vchiq_arm/vchiq_connected.c | 6 ++---- 1 file changed, 2 insertions(+), 4 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..938307f39b9c 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c @@ -12,15 +12,13 @@ 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); + if (!g_once_init) g_once_init = 1; - } } /* -- 2.22.0
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