iio:press: Register buffer also without specific trigger

This patch fix buffer registration that allows to use generic IIO trigger.

Signed-off-by: Denis Ciocca <denis.ciocca@st.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
index e8795420957cbaef0d8453d5f2a9b3ee7b52826d..2da411b6925bfc16fc07513f2d350f1001bd7e1c 100644 (file)
--- a/drivers/iio/pressure/st_pressure_core.c
+++ b/drivers/iio/pressure/st_pressure_core.c
@@ -349,11 +349,11 @@ int st_press_common_probe(struct iio_dev *indio_dev,
        if (err < 0)
                return err;
 
-       if (irq > 0) {
-               err = st_press_allocate_ring(indio_dev);
-               if (err < 0)
-                       return err;
+       err = st_press_allocate_ring(indio_dev);
+       if (err < 0)
+               return err;
 
+       if (irq > 0) {
                err = st_sensors_allocate_trigger(indio_dev,
                                                  ST_PRESS_TRIGGER_OPS);
                if (err < 0)
@@ -370,8 +370,7 @@ st_press_device_register_error:
        if (irq > 0)
                st_sensors_deallocate_trigger(indio_dev);
 st_press_probe_trigger_error:
-       if (irq > 0)
-               st_press_deallocate_ring(indio_dev);
+       st_press_deallocate_ring(indio_dev);
 
        return err;
 }
@@ -382,10 +381,10 @@ void st_press_common_remove(struct iio_dev *indio_dev)
        struct st_sensor_data *pdata = iio_priv(indio_dev);
 
        iio_device_unregister(indio_dev);
-       if (pdata->get_irq_data_ready(indio_dev) > 0) {
+       if (pdata->get_irq_data_ready(indio_dev) > 0)
                st_sensors_deallocate_trigger(indio_dev);
-               st_press_deallocate_ring(indio_dev);
-       }
+
+       st_press_deallocate_ring(indio_dev);
 }
 EXPORT_SYMBOL(st_press_common_remove);