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Input: ili210x - handle errors from input_mt_init_slots()

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[ Upstream commit 43f06a4c639de8ee89fc348a9a3ecd70320a04dd ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dmitry Torokhov 2019-11-04 10:39:41 -08:00 committed by Greg Kroah-Hartman
parent 185563ec11
commit a4bf016b32
1 changed files with 6 additions and 1 deletions
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7
drivers/input/touchscreen/ili210x.c
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@ -334,7 +334,12 @@ 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_add_action(dev, ili210x_cancel_work, priv);
if (error)