diff options
| author | Seung-Woo Kim <sw0312.kim@samsung.com> | 2014-12-04 19:17:17 +0900 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-11 11:00:01 +0200 |
| commit | baf1d9e59d76cdfa43a66da09a5f7889cac0c250 (patch) | |
| tree | b36dc073051feaac0dd9a9acb54ca6c17ea85d1c /drivers/regulator | |
| parent | 1e05178a1a33f58f5cf97b0082b0af02594fde18 (diff) | |
UPSTREAM: regulator: core: Fix regualtor_ena_gpio_free not to access pin after freeing
After freeing pin from regulator_ena_gpio_free, loop can access
the pin. So this patch fixes not to access pin after freeing.
Bug: 35399757
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
(cherry picked from commit 60a2362f769cf549dc466134efe71c8bf9fbaaba)
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index eaaae3080..0a2bf64f0 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1534,6 +1534,8 @@ static void regulator_ena_gpio_free(struct regulator_dev *rdev) gpio_free(pin->gpio); list_del(&pin->list); kfree(pin); + rdev->ena_pin = NULL; + return; } else { pin->request_count--; } |