From 69a124029b4bfcfc66b477ad2c3298f06c905ee6 Mon Sep 17 00:00:00 2001 From: Oreste Salerno Date: Wed, 27 Jan 2016 13:55:20 -0800 Subject: [PATCH] Input: cyttsp - check return value of input_mt_init_slots Signed-off-by: Oreste Salerno Signed-off-by: Dmitry Torokhov --- 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 2d699808b55a..b6653aa06108 100644 --- a/drivers/input/touchscreen/cyttsp_core.c +++ b/drivers/input/touchscreen/cyttsp_core.c @@ -597,7 +597,11 @@ 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"); + return ERR_PTR(error); + } error = devm_request_threaded_irq(dev, ts->irq, NULL, cyttsp_irq, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, -- 2.20.1