From 937362b5521fe501d3fb060c5c73e6ae18cc0826 Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Sat, 31 Mar 2018 09:55:41 -0400
Subject: [PATCH] FIx crash on touch down

---
 rootston/desktop.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rootston/desktop.c b/rootston/desktop.c
index c2e424cf..ab16ed3d 100644
--- a/rootston/desktop.c
+++ b/rootston/desktop.c
@@ -684,7 +684,9 @@ struct wlr_surface *desktop_surface_at(struct roots_desktop *desktop,
 		wlr_output_layout_output_at(desktop->layout, lx, ly);
 	struct roots_output *roots_output = NULL;
 	double ox = lx, oy = ly;
-	*view = NULL;
+	if (view) {
+		*view = NULL;
+	}
 
 	if (wlr_output) {
 		roots_output = wlr_output->data;