Input: melfas_mip4 - fix return value check in mip4_probe()

[ Upstream commit a54dc27bd25f20ee3ea2009584b3166d25178243 ]

devm_gpiod_get_optional() may return ERR_PTR(-EPROBE_DEFER),
add a minus sign to fix it.

Fixes: 6ccb1d8f78bd ("Input: add MELFAS MIP4 Touchscreen driver")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20220924030715.1653538-1-yangyingliang@huawei.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/input/touchscreen/melfas_mip4.c b/drivers/input/touchscreen/melfas_mip4.c
index 552a3773f79d0b7815d6d180f7aabc9083ff6c92..cec2df449f894d5dd037ba99cc1146183ffacae9 100644 (file)
--- a/drivers/input/touchscreen/melfas_mip4.c
+++ b/drivers/input/touchscreen/melfas_mip4.c
@@ -1416,7 +1416,7 @@ static int mip4_probe(struct i2c_client *client, const struct i2c_device_id *id)
                                              "ce", GPIOD_OUT_LOW);
        if (IS_ERR(ts->gpio_ce)) {
                error = PTR_ERR(ts->gpio_ce);
-               if (error != EPROBE_DEFER)
+               if (error != -EPROBE_DEFER)
                        dev_err(&client->dev,
                                "Failed to get gpio: %d\n", error);
                return error;