From 688897b0d4910e097f34c0e263d649cf2036eb45 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Thu, 12 Apr 2007 01:32:22 -0400 Subject: [PATCH] Input: logips2pp - ignore mice reporting model as 0 There are mice reporting to logitech's queries with model of 0. Do not claim that these are Logitech mice. Signed-off-by: Dmitry Torokhov --- drivers/input/mouse/logips2pp.c | 6 +++--- 1 file 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) { /* -- 2.20.1