Input: hid-lgff - treat devices as joysticks unless told otherwise

By default threat devices as joysticks with constant force-feedback
effect.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/usb/input/hid-lgff.c b/drivers/usb/input/hid-lgff.c
index d1a4dffd30f1..e6f3af3e66d1 100644
--- a/drivers/usb/input/hid-lgff.c
+++ b/drivers/usb/input/hid-lgff.c
@@ -55,7 +55,6 @@ static const struct dev_type devices[] = {
         { 0x046d, 0xc294, ff_joystick },
         { 0x046d, 0xc295, ff_joystick },
         { 0x046d, 0xca03, ff_joystick },
-        { 0x0000, 0x0000, ff_joystick }
 };
 
 static int hid_lgff_play(struct input_dev *dev, void *data, struct ff_effect *effect)
@@ -107,8 +106,9 @@ int hid_lgff_init(struct hid_device* hid)
         struct input_dev *dev = hidinput->input;
         struct hid_report *report;
         struct hid_field *field;
+        const signed short *ff_bits = ff_joystick;
         int error;
-        int i, j;
+        int i;
 
         /* Find the report to use */
         if (list_empty(report_list)) {
@@ -132,12 +132,14 @@ int hid_lgff_init(struct hid_device* hid)
         for (i = 0; i < ARRAY_SIZE(devices); i++) {
                 if (dev->id.vendor == devices[i].idVendor &&
                     dev->id.product == devices[i].idProduct) {
-                        for (j = 0; devices[i].ff[j] >= 0; j++)
-                                set_bit(devices[i].ff[j], dev->ffbit);
+                        ff_bits = devices[i].ff;
                         break;
                 }
         }
 
+        for (i = 0; ff_bits[i] >= 0; i++)
+                set_bit(ff_bits[i], dev->ffbit);
+
         error = input_ff_create_memless(dev, NULL, hid_lgff_play);
         if (error)
                 return error;