diff options
| author | Mark Brown <broonie@kernel.org> | 2015-12-01 15:51:52 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-12-02 17:20:33 +0000 |
| commit | 49a6bb7a1c0963f260e4b0dcc2c0e56ec65a28b2 (patch) | |
| tree | 19f844a6e3ba15cdfa212d6552c36894adcd679c /drivers/regulator | |
| parent | bb41897e38c53458a88b271f2fbcd905ee1f9584 (diff) | |
| download | linux-49a6bb7a1c0963f260e4b0dcc2c0e56ec65a28b2.tar.bz2 | |
regulator: core: Ensure we lock all regulators
The latest workaround for the lockdep interface's not using the second
argument of mutex_lock_nested() changed the loop missed locking the last
regulator due to a thinko with the loop termination condition exiting
one regulator too soon.
Reported-by: Tyler Baker <tyler.baker@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index daffff83ced2..f71db02fcb71 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -141,7 +141,7 @@ static void regulator_lock_supply(struct regulator_dev *rdev) int i; mutex_lock(&rdev->mutex); - for (i = 1; rdev->supply; rdev = rdev->supply->rdev, i++) + for (i = 1; rdev; rdev = rdev->supply->rdev, i++) mutex_lock_nested(&rdev->mutex, i); } |