The adt7410 expects information about an irq in platform_data.
The driver can work without an irq, so make platform_data optional
by specifying a dummy platform_data if the device has none.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
This should have been part of the other series for the adt7410 I just sent,
but I overlooked this patch.
drivers/staging/iio/adc/adt7410.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/staging/iio/adc/adt7410.c b/drivers/staging/iio/adc/adt7410.c
index 917b692..d7d9ad9 100644
--- a/drivers/staging/iio/adc/adt7410.c
+++ b/drivers/staging/iio/adc/adt7410.c
@@ -720,6 +720,7 @@ static int __devinit adt7410_probe(struct i2c_client *client,
struct iio_dev *indio_dev;
int ret = 0;
unsigned long *adt7410_platform_data = client->dev.platform_data;
+ unsigned long local_pdata[] = {0, 0};
indio_dev = iio_device_alloc(sizeof(*chip));
if (indio_dev == NULL) {
@@ -737,6 +738,9 @@ static int __devinit adt7410_probe(struct i2c_client *client,
indio_dev->info = &adt7410_info;
indio_dev->modes = INDIO_DIRECT_MODE;
+ if (!adt7410_platform_data)
+ adt7410_platform_data = local_pdata;
+
/* CT critcal temperature event. line 0 */
if (client->irq) {
ret = request_threaded_irq(client->irq,
--
1.7.10
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