[PATCH] iio: adc: ti-ads7950: normalize return value of gpio_get

[Dmitry Torokhov]

The GPIO get callback is expected to return 0 or 1 (or a negative error
code). Ensure that the value returned by ti_ads7950_get() for output
pins is normalized to the [0, 1] range.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
 drivers/iio/adc/ti-ads7950.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/ti-ads7950.c b/drivers/iio/adc/ti-ads7950.c
index bbe1ce577789..0c4db18ec4d7 100644
--- a/drivers/iio/adc/ti-ads7950.c
+++ b/drivers/iio/adc/ti-ads7950.c
@@ -433,7 +433,7 @@ static int ti_ads7950_get(struct gpio_chip *chip, unsigned int offset)
 
 	/* If set as output, return the output */
 	if (st->gpio_cmd_settings_bitmask & BIT(offset)) {
-		ret = st->cmd_settings_bitmask & BIT(offset);
+		ret = !!(st->cmd_settings_bitmask & BIT(offset));
 		goto out;
 	}
 
-- 
2.53.0.335.g19a08e0c02-goog


-- 
Dmitry