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Subject[PATCH -next] mlx5: use DEFINE_MUTEX (and mutex_init() had been too late)
Date
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
drivers/infiniband/hw/mlx5/main.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 246e3cbe0b2c..8a260773722f 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -79,7 +79,7 @@ static DEFINE_MUTEX(mlx5_ib_multiport_mutex);
* doesn't work on kernel modules memory
*/
static unsigned long xlt_emergency_page;
-static struct mutex xlt_emergency_page_mutex;
+static DEFINE_MUTEX(xlt_emergency_page_mutex);

struct mlx5_ib_dev *mlx5_ib_get_ibdev_from_mpi(struct mlx5_ib_multiport_info *mpi)
{
@@ -4874,8 +4874,6 @@ static int __init mlx5_ib_init(void)
if (!xlt_emergency_page)
return -ENOMEM;

- mutex_init(&xlt_emergency_page_mutex);
-
mlx5_ib_event_wq = alloc_ordered_workqueue("mlx5_ib_event_wq", 0);
if (!mlx5_ib_event_wq) {
free_page(xlt_emergency_page);
--
2.22.0
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