Don't call gpio_to_irq() on GPIOs before gpio_request() succeeded on
them. This avoids Ooopses with incorrect DT bindings.
Signed-off-by: Daniel Mack <zonque@xxxxxxxxx>
---
drivers/input/misc/rotary_encoder.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/input/misc/rotary_encoder.c b/drivers/input/misc/rotary_encoder.c
index f07f784..00a7bda 100644
--- a/drivers/input/misc/rotary_encoder.c
+++ b/drivers/input/misc/rotary_encoder.c
@@ -163,8 +163,6 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev)
encoder->input = input;
encoder->pdata = pdata;
- encoder->irq_a = gpio_to_irq(pdata->gpio_a);
- encoder->irq_b = gpio_to_irq(pdata->gpio_b);
/* create and register the input driver */
input->name = pdev->name;
@@ -215,6 +213,9 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev)
goto exit_free_gpio_a;
}
+ encoder->irq_a = gpio_to_irq(pdata->gpio_a);
+ encoder->irq_b = gpio_to_irq(pdata->gpio_b);
+
/* request the IRQs */
if (pdata->half_period) {
handler = &rotary_encoder_half_period_irq;
--
1.7.10.4
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