diff options
| -rw-r--r-- | drivers/regulator/wm831x-ldo.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c index e4a6f888484e..fcd038e7cd80 100644 --- a/drivers/regulator/wm831x-ldo.c +++ b/drivers/regulator/wm831x-ldo.c @@ -51,9 +51,11 @@ static irqreturn_t wm831x_ldo_uv_irq(int irq, void *data) { struct wm831x_ldo *ldo = data; + regulator_lock(ldo->regulator); regulator_notifier_call_chain(ldo->regulator, REGULATOR_EVENT_UNDER_VOLTAGE, NULL); + regulator_unlock(ldo->regulator); return IRQ_HANDLED; } |