i2c_hid_probe should notify the user of the error of failing to fetch the HID Descriptor instead of silently exiting.
Link: https://forum.manjaro.org/t/elan-touchpad-working-in-live-but-not-in-native-os/31860/55 Cc: Barnabás Pőcze <po...@protonmail.com> Signed-off-by: Coiby Xu <coiby...@gmail.com> --- drivers/hid/i2c-hid/i2c-hid-core.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 786e3e9af1c9..577d324be16d 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -1099,8 +1099,11 @@ static int i2c_hid_probe(struct i2c_client *client, } ret = i2c_hid_fetch_hid_descriptor(ihid); - if (ret < 0) + if (ret < 0) { + dev_err(&client->dev, + "Failed to fetch the HID Descriptor\n"); goto err_regulator; + } ret = i2c_hid_init_irq(client); if (ret < 0) -- 2.28.0
