[PATCH] Input-max8925_onkey: Use common error handling code in max8925_onkey_probe()

From: SF Markus Elfring
Date: Thu Oct 26 2017 - 15:51:01 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 26 Oct 2017 21:40:51 +0200

Add a jump target so that a bit of exception handling can be better reused
at the end of this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/input/misc/max8925_onkey.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/input/misc/max8925_onkey.c b/drivers/input/misc/max8925_onkey.c
index 7c49b8d23894..b60b8c2b5acf 100644
--- a/drivers/input/misc/max8925_onkey.c
+++ b/drivers/input/misc/max8925_onkey.c
@@ -71,16 +71,12 @@ static int max8925_onkey_probe(struct platform_device *pdev)
int irq[2], error;

irq[0] = platform_get_irq(pdev, 0);
- if (irq[0] < 0) {
- dev_err(&pdev->dev, "No IRQ resource!\n");
- return -EINVAL;
- }
+ if (irq[0] < 0)
+ goto report_failure;

irq[1] = platform_get_irq(pdev, 1);
- if (irq[1] < 0) {
- dev_err(&pdev->dev, "No IRQ resource!\n");
- return -EINVAL;
- }
+ if (irq[1] < 0)
+ goto report_failure;

info = devm_kzalloc(&pdev->dev, sizeof(struct max8925_onkey_info),
GFP_KERNEL);
@@ -131,6 +127,10 @@ static int max8925_onkey_probe(struct platform_device *pdev)
device_init_wakeup(&pdev->dev, 1);

return 0;
+
+report_failure:
+ dev_err(&pdev->dev, "No IRQ resource!\n");
+ return -EINVAL;
}

static int __maybe_unused max8925_onkey_suspend(struct device *dev)
--
2.14.3