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Date: Wed, 23 Dec 2020 22:12:29 +0800 From: Zheng Yongjun <zhengyongjun3@...wei.com> To: <alexander.shishkin@...ux.intel.com>, <mcoquelin.stm32@...il.com>, <alexandre.torgue@...com>, <linux-kernel@...r.kernel.org> CC: Zheng Yongjun <zhengyongjun3@...wei.com> Subject: [PATCH -next] hwtracing: stm: use DEFINE_MUTEX (and mutex_init() had been too late) Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com> --- drivers/hwtracing/stm/core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c index 2712e699ba08..84c4af6c6dd6 100644 --- a/drivers/hwtracing/stm/core.c +++ b/drivers/hwtracing/stm/core.c @@ -367,7 +367,7 @@ static int major_match(struct device *dev, const void *data) * with the STM class framework. */ static struct list_head stm_pdrv_head; -static struct mutex stm_pdrv_mutex; +static DEFINE_MUTEX(stm_pdrv_mutex); struct stm_pdrv_entry { struct list_head entry; @@ -1326,7 +1326,6 @@ static int __init stm_core_init(void) init_srcu_struct(&stm_source_srcu); INIT_LIST_HEAD(&stm_pdrv_head); - mutex_init(&stm_pdrv_mutex); /* * So as to not confuse existing users with a requirement -- 2.22.0
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