[PATCH 06/10] Input: w90p910_ts: Handle return value of platform_get_irq

[Arvind Yadav]

platform_get_irq() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/input/touchscreen/w90p910_ts.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/input/touchscreen/w90p910_ts.c 
b/drivers/input/touchscreen/w90p910_ts.c
index 638c1d7..fa74f2c 100644
--- a/drivers/input/touchscreen/w90p910_ts.c
+++ b/drivers/input/touchscreen/w90p910_ts.c
@@ -277,6 +277,10 @@ static int w90x900ts_probe(struct platform_device *pdev)
        input_set_drvdata(input_dev, w90p910_ts);
 
        w90p910_ts->irq_num = platform_get_irq(pdev, 0);
+       if (w90p910_ts->irq_num < 0) {
+               err = w90p910_ts->irq_num;
+               goto fail4;
+       }
        if (request_irq(w90p910_ts->irq_num, w90p910_ts_interrupt,
                        0, "w90p910ts", w90p910_ts)) {
                err = -EBUSY;
-- 
2.7.4