From: Oreste Salerno <oreste.salerno@tomtom.com>
To: <linux-kernel@vger.kernel.org>
Cc: <linux-input@vger.kernel.org>, <fery@cypress.com>,
<dmitry.torokhov@gmail.com>, <robh+dt@kernel.org>,
<pawel.moll@arm.com>, <mark.rutland@arm.com>,
<ijc+devicetree@hellion.org.uk>, <galak@codeaurora.org>,
<devicetree@vger.kernel.org>, <oreste.salerno@tomtom.com>
Subject: [PATCH v5 2/4] Input: cyttsp - check return value of input_mt_init_slots
Date: Thu, 21 Jan 2016 23:21:30 +0100 [thread overview]
Message-ID: <c6915f2eed9c09d520eb14f15ac0145b248ece66.1453414661.git.oreste.salerno@tomtom.com> (raw)
In-Reply-To: <cover.1453414661.git.oreste.salerno@tomtom.com>
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 e6437f2..c269a19 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -594,7 +594,11 @@ 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,
--
1.9.1
next prev parent reply other threads:[~2016-01-21 22:22 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-21 22:21 [PATCH v5 0/4] Add device tree support to the cyttsp driver Oreste Salerno
2016-01-21 22:21 ` [PATCH v5 1/4] Input: cyttsp - use devres managed resource allocations Oreste Salerno
2016-01-21 22:21 ` Oreste Salerno [this message]
2016-01-21 22:21 ` [PATCH v5 3/4] Input: cyttsp - switch to using device properties Oreste Salerno
2016-01-22 22:37 ` Rob Herring
2016-01-21 22:21 ` [PATCH v5 4/4] Input: cyttsp - perform hard reset of the chip during probe Oreste Salerno
2016-01-27 22:36 ` [PATCH v5 0/4] Add device tree support to the cyttsp driver Dmitry Torokhov
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