diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-09-29 15:52:59 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-11-05 09:51:50 -0800 |
| commit | 9154301a47b33bdc273d8254c407792524367558 (patch) | |
| tree | cab76001d278f5a7fd6cd4cc648d1a3fd86d5960 /drivers/hid/hid-magicmouse.c | |
| parent | 84a73014d86fd660822a20c032625e3afe99ca58 (diff) | |
HID: hid-input: allow input_configured callback return errors
When configuring input device via input_configured callback we may
encounter errors (for example input_mt_init_slots() may fail). Instead
of continuing with half-initialized input device let's allow driver
indicate failures.
Signed-off-by: Jaikumar Ganesh <jaikumarg@android.com>
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Acked-by: Nikolai Kondrashov <Nikolai.Kondrashov@redhat.com>
Acked-by: Andrew Duggan <aduggan@synaptics.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-magicmouse.c')
| -rw-r--r-- | drivers/hid/hid-magicmouse.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c index 29a74c1efcb8..d6fa496d0ca2 100644 --- a/drivers/hid/hid-magicmouse.c +++ b/drivers/hid/hid-magicmouse.c @@ -471,18 +471,22 @@ static int magicmouse_input_mapping(struct hid_device *hdev, return 0; } -static void magicmouse_input_configured(struct hid_device *hdev, +static int magicmouse_input_configured(struct hid_device *hdev, struct hid_input *hi) { struct magicmouse_sc *msc = hid_get_drvdata(hdev); + int ret; - int ret = magicmouse_setup_input(msc->input, hdev); + ret = magicmouse_setup_input(msc->input, hdev); if (ret) { hid_err(hdev, "magicmouse setup input failed (%d)\n", ret); /* clean msc->input to notify probe() of the failure */ msc->input = NULL; + return ret; } + + return 0; } |