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| author |   Charles Keepax <ckeepax@opensource.cirrus.com> | 2020-06-17 16:21:29 +0100 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2020-06-17 17:12:11 +0100 |
| commit | 95b2c3ec4cb1689db2389c251d39f64490ba641c (patch) | |
| tree | 4cf411c215ccdf92ece29794cff24ddbb376d320 /drivers/base/regmap/regmap.c | |
| parent | regmap: fix the kerneldoc for regmap_test_bits() (diff) | |
| download | linux-dev-95b2c3ec4cb1689db2389c251d39f64490ba641c.tar.xz linux-dev-95b2c3ec4cb1689db2389c251d39f64490ba641c.zip | |
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 <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20200617152129.19655-1-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 183ec789c3fd..06a796821e8b 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); |