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Message-Id: <20200928120614.23172-1-brgl@bgdev.pl>
Date: Mon, 28 Sep 2020 14:06:14 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Mark Brown <broonie@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH] regmap: destroy mutex (if used) in regmap_exit()
From: Bartosz Golaszewski <bgolaszewski@...libre.com>
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@...libre.com>
---
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
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