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path: root/drivers/iio/light/opt3001.c
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Diffstat (limited to 'drivers/iio/light/opt3001.c')
-rw-r--r--drivers/iio/light/opt3001.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/iio/light/opt3001.c b/drivers/iio/light/opt3001.c
index e666879007d2..92004a2563ea 100644
--- a/drivers/iio/light/opt3001.c
+++ b/drivers/iio/light/opt3001.c
@@ -686,6 +686,7 @@ static irqreturn_t opt3001_irq(int irq, void *_iio)
struct iio_dev *iio = _iio;
struct opt3001 *opt = iio_priv(iio);
int ret;
+ bool wake_result_ready_queue = false;
if (!opt->ok_to_ignore_lock)
mutex_lock(&opt->lock);
@@ -720,13 +721,16 @@ static irqreturn_t opt3001_irq(int irq, void *_iio)
}
opt->result = ret;
opt->result_ready = true;
- wake_up(&opt->result_ready_queue);
+ wake_result_ready_queue = true;
}
out:
if (!opt->ok_to_ignore_lock)
mutex_unlock(&opt->lock);
+ if (wake_result_ready_queue)
+ wake_up(&opt->result_ready_queue);
+
return IRQ_HANDLED;
}