~ruther/dwl: fix segfault when unlocking swaylock on two monitor setup

bcc8ce7a40d30023eb97934419c2102c91846563 — Leonardo Hernández Hernández 2 years ago ba7dcb2

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

patch browse .tar.gz

1 files changed, 1 insertions(+), 1 deletions(-)

M dwl.c

M dwl.c => dwl.c +1 -1

@@ 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
 						))