enlightenment crashing if accel filter is missing, applying NULL check

Change-Id: I028c2304e18fb7160a48b2edeeab204a1b89a624
Signed-off-by: Bhavi Dhingra <b.dhingra@samsung.com>
(cherry picked from commit 2fd9d3979bad4dc9a0541e6d7b5aa579574ad969)

diff --git a/src/evdev.c b/src/evdev.c
index dae901c1335ca8bf7b543a54403281a2a405335c..2716b371e33f2bd9bc5f703b0e0fe8268649bd52 100644 (file)
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -381,7 +381,12 @@ evdev_flush_pending_event(struct evdev_device *device, uint64_t time)
                /* Apply pointer acceleration. */
                motion.dx = dx_unaccel;
                motion.dy = dy_unaccel;
-               filter_dispatch(device->pointer.filter, &motion, device, time);
+               if(device->pointer.filter) {
+                       filter_dispatch(device->pointer.filter, &motion, device, time);
+               } else {
+                       log_bug_libinput(libinput,
+                                        "accel filter missing\n");
+               }
 
                if (motion.dx == 0.0 && motion.dy == 0.0 &&
                    dx_unaccel == 0.0 && dy_unaccel == 0.0) {