[PATCH v1 4/4] Input: soc_button_array - Propagate error from gpiod_count()

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Since gpiod_count() does not return 0 anymore, we don't need to shadow
its error code and would safely propagate to the user.

While here, replace second parameter by NULL in order to prevent side
effects on _DSD enabled firmware.

Cc: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 drivers/input/misc/soc_button_array.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c
index ddb2f22fca7a..c3b8e1fb4699 100644
--- a/drivers/input/misc/soc_button_array.c
+++ b/drivers/input/misc/soc_button_array.c
@@ -169,9 +169,10 @@ static int soc_button_probe(struct platform_device *pdev)
 
 	button_info = (struct soc_button_info *)id->driver_data;
 
-	if (gpiod_count(dev, KBUILD_MODNAME) <= 0) {
+	error = gpiod_count(dev, NULL);
+	if (error < 0) {
 		dev_dbg(dev, "no GPIO attached, ignoring...\n");
-		return -ENODEV;
+		return error;
 	}
 
 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-- 
2.11.0

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