From 01db50919ebdf1aa5a21ea839117f52938c33afe Mon Sep 17 00:00:00 2001 From: Martin Pitt Date: Thu, 3 Dec 2009 13:15:50 +0100 Subject: [PATCH] input_id: Check mouse button for ID_INPUT_MOUSE Before we bless an input device as a mouse, verify that it has a left button (BTN_MOUSE). Thanks to Dmitry Torokhov for pointing out! --- extras/input_id/input_id.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/extras/input_id/input_id.c b/extras/input_id/input_id.c index 05bb085a..95f78795 100644 --- a/extras/input_id/input_id.c +++ b/extras/input_id/input_id.c @@ -72,7 +72,10 @@ static void test_pointers (const unsigned long* bitmask_ev, int is_mouse = 0; int is_touchpad = 0; - if (test_bit (EV_ABS, bitmask_ev) && test_bit (EV_KEY, bitmask_ev) && + if (!test_bit (EV_KEY, bitmask_ev)) + return; + + if (test_bit (EV_ABS, bitmask_ev) && test_bit (ABS_X, bitmask_abs) && test_bit (ABS_Y, bitmask_abs)) { if (test_bit (BTN_STYLUS, bitmask_key) || test_bit (BTN_TOOL_PEN, bitmask_key)) puts("ID_INPUT_TABLET=1"); @@ -89,7 +92,8 @@ static void test_pointers (const unsigned long* bitmask_ev, } if (test_bit (EV_REL, bitmask_ev) && - test_bit (REL_X, bitmask_rel) && test_bit (REL_Y, bitmask_rel)) + test_bit (REL_X, bitmask_rel) && test_bit (REL_Y, bitmask_rel) && + test_bit (BTN_MOUSE, bitmask_key)) is_mouse = 1; if (is_mouse) -- 2.39.5