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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-11-04 10:39:41 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-11-11 16:11:53 -0800
commit43f06a4c639de8ee89fc348a9a3ecd70320a04dd (patch)
tree530373b17ec78da31061df5553391bf44ccb53af /drivers/input/touchscreen
parentInput: ili210x - switch to using threaded IRQ (diff)
downloadlinux-dev-43f06a4c639de8ee89fc348a9a3ecd70320a04dd.tar.xz
linux-dev-43f06a4c639de8ee89fc348a9a3ecd70320a04dd.zip
Input: ili210x - handle errors from input_mt_init_slots()
input_mt_init_slots() may fail and we need to handle such failures. Tested-by: Adam Ford <aford173@gmail.com> #imx6q-logicpd Tested-by: Sven Van Asbroeck <TheSven73@gmail.com> # ILI2118A variant Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r--drivers/input/touchscreen/ili210x.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index 6985ca8b6565..7dee37901b7b 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -371,7 +371,12 @@ static int ili210x_i2c_probe(struct i2c_client *client,
input_set_abs_params(input, ABS_MT_POSITION_X, 0, 0xffff, 0, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y, 0, 0xffff, 0, 0);
touchscreen_parse_properties(input, true, &priv->prop);
- input_mt_init_slots(input, priv->max_touches, INPUT_MT_DIRECT);
+
+ error = input_mt_init_slots(input, priv->max_touches, INPUT_MT_DIRECT);
+ if (error) {
+ dev_err(dev, "Unable to set up slots, err: %d\n", error);
+ return error;
+ }
error = devm_request_threaded_irq(dev, client->irq, NULL, ili210x_irq,
IRQF_ONESHOT, client->name, priv);