* [PATCH -next] hwtracing: stm: use DEFINE_MUTEX (and mutex_init() had been too late)
@ 2020-12-23 14:12 Zheng Yongjun
0 siblings, 0 replies; only message in thread
From: Zheng Yongjun @ 2020-12-23 14:12 UTC (permalink / raw)
To: alexander.shishkin, mcoquelin.stm32, alexandre.torgue, linux-kernel
Cc: Zheng Yongjun
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.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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