From: Charles Keepax Date: Wed, 17 Jun 2020 15:21:29 +0000 (+0100) Subject: regmap: Fix memory leak from regmap_register_patch X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=95b2c3ec4cb1689db2389c251d39f64490ba641c;p=linux.git regmap: Fix memory leak from regmap_register_patch When a register patch is registered the reg_sequence is copied but the memory allocated is never freed. Add a kfree in regmap_exit to clean it up. Fixes: 22f0d90a3482 ("regmap: Support register patch sets") Signed-off-by: Charles Keepax Link: https://lore.kernel.org/r/20200617152129.19655-1-ckeepax@opensource.cirrus.com Signed-off-by: Mark Brown --- diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 183ec789c3fd6..06a796821e8b0 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1349,6 +1349,7 @@ void regmap_exit(struct regmap *map) if (map->hwlock) hwspin_lock_free(map->hwlock); kfree_const(map->name); + kfree(map->patch); kfree(map); } EXPORT_SYMBOL_GPL(regmap_exit);