focus: add a NULL check in focus <direction>

container is checked for NULL in other conditions earlier, it's not
obvious that it can't be undefined here.
This commit is contained in:
lbonn 2019-10-19 16:25:55 +02:00 committed by Drew DeVault
parent 30fa7d191e
commit cf95de9cae

View File

@ -414,6 +414,9 @@ struct cmd_results *cmd_focus(int argc, char **argv) {
return cmd_results_new(CMD_SUCCESS, NULL);
}
if (!sway_assert(container, "Expected container to be non null")) {
return cmd_results_new(CMD_FAILURE, "");
}
struct sway_node *next_focus = NULL;
if (container_is_floating(container)) {
next_focus = node_get_in_direction_floating(container, seat, direction);