Input: hil_kbd - fix error return code in hil_dev_connect()

Return error code -EINVAL rather than '0' when the combo devices are not
supported.

Fixes: fa71c605c2bb ("Input: combine hil_kbd and hil_ptr drivers")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20210515030053.6824-1-thunder.leizhen@huawei.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index bb29a7c..54afb38 100644 (file)
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -512,6 +512,7 @@ static int hil_dev_connect(struct serio *serio, struct serio_driver *drv)
                    HIL_IDD_NUM_AXES_PER_SET(*idd)) {
                        printk(KERN_INFO PREFIX
                                "combo devices are not supported.\n");
+                       error = -EINVAL;
                        goto bail1;
                }