From: Dean Jenkins <Dean_Jenkins@xxxxxxxxxx> mxt_process_messages_until_invalid() failed to propagate the error code from mxt_read_and_process_messages() so return the error code. Signed-off-by: Dean Jenkins <Dean_Jenkins@xxxxxxxxxx> Signed-off-by: Deepak Das <deepak_das@xxxxxxxxxx> Signed-off-by: George G. Davis <george_davis@xxxxxxxxxx> Signed-off-by: Jiada Wang <jiada_wang@xxxxxxxxxx> --- drivers/input/touchscreen/atmel_mxt_ts.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index 5a31c1f50376..f2fa62289577 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -1564,6 +1564,8 @@ static int mxt_process_messages_until_invalid(struct mxt_data *data) /* Read messages until we force an invalid */ do { read = mxt_read_and_process_messages(data, count); + if (read < 0) + return read; if (read < count) return 0; } while (--tries); -- 2.19.2