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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-09-29 15:52:59 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-11-05 09:51:50 -0800
commit9154301a47b33bdc273d8254c407792524367558 (patch)
treecab76001d278f5a7fd6cd4cc648d1a3fd86d5960 /drivers/hid/hid-appleir.c
parent84a73014d86fd660822a20c032625e3afe99ca58 (diff)
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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-appleir.c')
-rw-r--r--drivers/hid/hid-appleir.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hid/hid-appleir.c b/drivers/hid/hid-appleir.c
index 0e6a42d37eb6..07cbc70f00e7 100644
--- a/drivers/hid/hid-appleir.c
+++ b/drivers/hid/hid-appleir.c
@@ -256,7 +256,7 @@ out:
return 0;
}
-static void appleir_input_configured(struct hid_device *hid,
+static int appleir_input_configured(struct hid_device *hid,
struct hid_input *hidinput)
{
struct input_dev *input_dev = hidinput->input;
@@ -275,6 +275,8 @@ static void appleir_input_configured(struct hid_device *hid,
for (i = 0; i < ARRAY_SIZE(appleir_key_table); i++)
set_bit(appleir->keymap[i], input_dev->keybit);
clear_bit(KEY_RESERVED, input_dev->keybit);
+
+ return 0;
}
static int appleir_input_mapping(struct hid_device *hid,