From f10854cfc5e43f646b02b3031bfc4bc3f5f6c513 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Thu, 2 Feb 2023 09:24:59 +0000
Subject: [PATCH] Add a missing error message which causes an invalid layout
 name to crash.

---
 layout-custom.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/layout-custom.c b/layout-custom.c
index 932b30e7..d7be5b18 100644
--- a/layout-custom.c
+++ b/layout-custom.c
@@ -162,8 +162,10 @@ layout_parse(struct window *w, const char *layout, char **cause)
 	u_short			 csum;
 
 	/* Check validity. */
-	if (sscanf(layout, "%hx,", &csum) != 1)
+	if (sscanf(layout, "%hx,", &csum) != 1) {
+		*cause = xstrdup("invalid layout");
 		return (-1);
+	}
 	layout += 5;
 	if (csum != layout_checksum(layout)) {
 		*cause = xstrdup("invalid layout");