dwl

commit bcc8ce7a40d30023eb97934419c2102c91846563
parent ba7dcb2dea2d5dc46b73b6b9194daab94a325a05
Author: Leonardo Hernández Hernández <leohdz172@protonmail.com>
Date:   Sun, 18 Sep 2022 15:16:10 -0500

fix segfault when unlocking swaylock on two monitor setup

wlr_*_surface_from_wlr_surface() can return NULL if the surface
is being destroyed

Fixes: https://github.com/djpohly/dwl/issues/305

Diffstat:
M
dwl.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/dwl.c b/dwl.c
@@ -1175,7 +1175,7 @@ focusclient(Client *c, int lift)
 			struct wlr_layer_surface_v1 *wlr_layer_surface =
 				wlr_layer_surface_v1_from_wlr_surface(old);
 
-			if (wlr_layer_surface->mapped && (
+			if (wlr_layer_surface && wlr_layer_surface->mapped && (
 						wlr_layer_surface->current.layer == ZWLR_LAYER_SHELL_V1_LAYER_TOP ||
 						wlr_layer_surface->current.layer == ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY
 						))