Use wl_signal_emit_mutable()

This function fixes segfaults when emitting a signal potentially
removes arbitrary listeners.

1 files changed, 2 insertions, 2 deletions

diff --git a/sway/tree/workspace.c b/sway/tree/workspace.c
index c84320bd..0c4e97a3 100644
--- a/sway/tree/workspace.c
+++ b/sway/tree/workspace.c
@@ -114,7 +114,7 @@ struct sway_workspace *workspace_create(struct sway_output *output,
         output_sort_workspaces(output);
 
         ipc_event_workspace(NULL, ws, "init");
-        wl_signal_emit(&root->events.new_node, &ws->node);
+        wl_signal_emit_mutable(&root->events.new_node, &ws->node);
 
         return ws;
 }
@@ -142,7 +142,7 @@ void workspace_destroy(struct sway_workspace *workspace) {
 void workspace_begin_destroy(struct sway_workspace *workspace) {
         sway_log(SWAY_DEBUG, "Destroying workspace '%s'", workspace->name);
         ipc_event_workspace(NULL, workspace, "empty"); // intentional
-        wl_signal_emit(&workspace->node.events.destroy, &workspace->node);
+        wl_signal_emit_mutable(&workspace->node.events.destroy, &workspace->node);
 
         if (workspace->output) {
                 workspace_detach(workspace);