evdev: Initliaze device->link so we can wl_list_remove() without crashing

We were testing for wl_list_empty() on a { NULL, NULL } list (which
returns false) and then wl_list_remove()ing the device (which crashes).
This commit is contained in:
Kristian Høgsberg 2013-08-26 14:35:32 -07:00
parent 146f5ba466
commit 4e55d067ea

View file

@ -602,6 +602,7 @@ evdev_device_create(struct weston_seat *seat, const char *path, int device_fd)
device->rel.dy = 0;
device->dispatch = NULL;
device->fd = device_fd;
wl_list_init(&device->link);
ioctl(device->fd, EVIOCGNAME(sizeof(devname)), devname);
devname[sizeof(devname) - 1] = '\0';
@ -645,8 +646,7 @@ evdev_device_destroy(struct evdev_device *device)
if (device->source)
wl_event_source_remove(device->source);
if (!wl_list_empty(&device->link))
wl_list_remove(&device->link);
wl_list_remove(&device->link);
if (device->mtdev)
mtdev_close_delete(device->mtdev);
close(device->fd);