mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init().
Signed-off-by: Zheng Yongjun <[email protected]> --- fs/btrfs/check-integrity.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c index 81a8c87a5afb..783e1cad9ae3 100644 --- a/fs/btrfs/check-integrity.c +++ b/fs/btrfs/check-integrity.c @@ -371,7 +371,7 @@ static void btrfsic_cmp_log_and_dev_bytenr(struct btrfsic_state *state, struct btrfsic_dev_state *dev_state, u64 dev_bytenr); -static struct mutex btrfsic_mutex; +static DEFINE_MUTEX(btrfsic_mutex); static int btrfsic_is_initialized; static struct btrfsic_dev_state_hashtable btrfsic_dev_state_hashtable; @@ -2789,7 +2789,6 @@ int btrfsic_mount(struct btrfs_fs_info *fs_info, return -ENOMEM; if (!btrfsic_is_initialized) { - mutex_init(&btrfsic_mutex); btrfsic_dev_state_hashtable_init(&btrfsic_dev_state_hashtable); btrfsic_is_initialized = 1; } -- 2.22.0
