../libfprint/drivers/synaptics/bmkt_message.c:260:5: runtime error: null pointer passed as argument 2, which is declared to never be null
#0 0x7fd21f154592 in bmkt_compose_message ../libfprint/drivers/synaptics/bmkt_message.c:260
#1 0x7fd21f14596c in synaptics_sensor_cmd ../libfprint/drivers/synaptics/synaptics.c:417
#2 0x7fd21f14d93f in dev_probe ../libfprint/drivers/synaptics/synaptics.c:1329
#3 0x7fd21f0ca61d in device_idle_probe_cb ../libfprint/fp-device.c:375
#4 0x7fd21f21a431 in timeout_dispatch ../libfprint/fpi-device.c:336
#5 0x7fd2269cf70b in g_main_dispatch ../../glib/glib/gmain.c:3373
#6 0x7fd2269d18de in g_main_context_dispatch_unlocked ../../glib/glib/gmain.c:4224
#7 0x7fd2269d18de in g_main_context_iterate_unlocked ../../glib/glib/gmain.c:4289
#8 0x7fd2269d1fef in g_main_context_iteration ../../glib/glib/gmain.c:4354
#9 0x7fd21f0c5a85 in fp_context_enumerate ../libfprint/fp-context.c:575
Heavily modified by Benjamin Berg <bberg@redhat.com> to port it to the
new libfprint API and adjust the coding style to follow more closely
other drivers.