fix: cmd_sticky crash sway with empty container

meak · meak · commit 2e7afbab4dbc · 2018-10-11T17:17:01.000+02:00
diff --git a/sway/tree/container.c b/sway/tree/container.c
@@ -727,8 +727,12 @@ void container_set_geometry_from_floating_view(struct sway_container *con) {
 }
 
 bool container_is_floating(struct sway_container *container) {
-	return !container->parent && container->workspace &&
-		list_find(container->workspace->floating, container) != -1;
+	if (container) {
+		return !container->parent && container->workspace &&
+			list_find(container->workspace->floating, container) != -1;
+	} else {
+		return false;
+	}
 }
 
 void container_get_box(struct sway_container *container, struct wlr_box *box) {

Original file line number	Diff line number	Diff line change
`@@ -727,8 +727,12 @@ void container_set_geometry_from_floating_view(struct sway_container *con) {`
`727`	`727`	`}`
`728`	`728`
`729`	`729`	`bool container_is_floating(struct sway_container *container) {`
`730`		`- return !container->parent && container->workspace &&`
`731`		`- list_find(container->workspace->floating, container) != -1;`
	`730`	`+ if (container) {`
	`731`	`+ return !container->parent && container->workspace &&`
	`732`	`+ list_find(container->workspace->floating, container) != -1;`
	`733`	`+ } else {`
	`734`	`+ return false;`
	`735`	`+ }`
`732`	`736`	`}`
`733`	`737`
`734`	`738`	`void container_get_box(struct sway_container container, struct wlr_box box) {`