From 5d961f282df3296f9b8f1126a196bc163f6ba011 Mon Sep 17 00:00:00 2001 From: Peter Hutterer Date: Wed, 28 Oct 2015 09:20:33 +1000 Subject: [PATCH libinput 2/5] evdev: log a bug for missing pointer accel on relative events And use the unaccelerated motion events. Better than crashing, and better than a non-moving mouse. Signed-off-by: Peter Hutterer --- src/evdev.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/src/evdev.c b/src/evdev.c index 45c1b1b..4c947d6 100644 --- a/src/evdev.c +++ b/src/evdev.c @@ -299,11 +299,18 @@ evdev_flush_pending_event(struct evdev_device *device, uint64_t time) if (evdev_post_trackpoint_scroll(device, unaccel, time)) break; - /* Apply pointer acceleration. */ - accel = filter_dispatch(device->pointer.filter, - &unaccel, - device, - time); + if (device->pointer.filter) { + /* Apply pointer acceleration. */ + accel = filter_dispatch(device->pointer.filter, + &unaccel, + device, + time); + } else { + log_bug_libinput(libinput, + "%s: accel filter missing\n", + udev_device_get_devnode(device->udev_device)); + accel = unaccel; + } if (normalized_is_zero(accel) && normalized_is_zero(unaccel)) break; -- 2.4.3