[PATCH] regmap: destroy mutex (if used) in regmap_exit()

From: Bartosz Golaszewski
Date: Mon Sep 28 2020 - 08:06:20 EST


From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>

While not destroying mutexes doesn't lead to memory leaks, it's still
the correct thing to do for mutex debugging accounting.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
drivers/base/regmap/regmap.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index b71f9ecddff5..5ecd7a57700d 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1365,6 +1365,8 @@ void regmap_exit(struct regmap *map)
}
if (map->hwlock)
hwspin_lock_free(map->hwlock);
+ if (map->lock == regmap_lock_mutex)
+ mutex_destroy(&map->mutex);
kfree_const(map->name);
kfree(map->patch);
kfree(map);
--
2.26.1