[PATCH v4 2/4] Input: cyttsp - check return value of input_mt_init_slots

Oreste Salerno
2016-01-21T19:21:31Z

Signed-off-by: Oreste Salerno <oreste.salerno@tomtom.com>
---
drivers/input/touchscreen/cyttsp_core.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/input/touchscreen/cyttsp_core.c b/drivers/input/touchscreen/cyttsp_core.c
index 3c2ee84..10379bc 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -584,7 +584,11 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops *bus_ops,
input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
0, CY_MAXZ, 0, 0);

- input_mt_init_slots(input_dev, CY_MAX_ID, 0);
+ error = input_mt_init_slots(input_dev, CY_MAX_ID, 0);
+ if (error) {
+ dev_err(dev, "Unable to init MT slots.\n");
+ goto err_platform_exit;
+ }

error = devm_request_threaded_irq(dev, ts->irq, NULL, cyttsp_irq,
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
--
1.9.1