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Diffstat (limited to 'drivers/input/mouse/logips2pp.c')
| -rw-r--r-- | drivers/input/mouse/logips2pp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c index d3ddea26b8ca..74a8ba7c71f8 100644 --- a/drivers/input/mouse/logips2pp.c +++ b/drivers/input/mouse/logips2pp.c @@ -338,12 +338,12 @@ int ps2pp_init(struct psmouse *psmouse, int set_properties) param[1] = 0; ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO); - if (!param[1]) - return -1; - model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78); buttons = param[1]; + if (!model || !buttons) + return -1; + if ((model_info = get_model_info(model)) != NULL) { /* |