platform/x86: surface3_button: Propagate error from gpiod_count()
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@redhat.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -196,9 +196,10 @@ static int surface3_button_probe(struct i2c_client *client,
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strlen(SURFACE_BUTTON_OBJ_NAME)))
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return -ENODEV;
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if (gpiod_count(dev, KBUILD_MODNAME) <= 0) {
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error = gpiod_count(dev, NULL);
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if (error < 0) {
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dev_dbg(dev, "no GPIO attached, ignoring...\n");
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return -ENODEV;
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return error;
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}
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priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
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