On Tuesday 01 December 2015 16:40:57 Mark Brown wrote:
> 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);
>
I think now we have a double lock, the initial mutex_lock() needs to
be removed again.
Arnd
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