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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-09-30 00:52:59 +0200 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-11-05 18:51:50 +0100 |
| commit | 9154301a47b33bdc273d8254c407792524367558 (patch) | |
| tree | cab76001d278f5a7fd6cd4cc648d1a3fd86d5960 /drivers/hid/hid-uclogic.c | |
| parent | Merge branch 'next' into for-linus (diff) | |
| download | linux-9154301a47b33bdc273d8254c407792524367558.tar.xz linux-9154301a47b33bdc273d8254c407792524367558.zip | |
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-uclogic.c')
| -rw-r--r-- | drivers/hid/hid-uclogic.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/hid/hid-uclogic.c b/drivers/hid/hid-uclogic.c index b905d501e752..85ac43517e3f 100644 --- a/drivers/hid/hid-uclogic.c +++ b/drivers/hid/hid-uclogic.c @@ -731,7 +731,7 @@ static int uclogic_input_mapping(struct hid_device *hdev, struct hid_input *hi, return 0; } -static void uclogic_input_configured(struct hid_device *hdev, +static int uclogic_input_configured(struct hid_device *hdev, struct hid_input *hi) { char *name; @@ -741,7 +741,7 @@ static void uclogic_input_configured(struct hid_device *hdev, /* no report associated (HID_QUIRK_MULTI_INPUT not set) */ if (!hi->report) - return; + return 0; field = hi->report->field[0]; @@ -774,6 +774,8 @@ static void uclogic_input_configured(struct hid_device *hdev, hi->input->name = name; } } + + return 0; } /** |