From 643ec33809fccd0a378190799cafcdf8521e3864 Mon Sep 17 00:00:00 2001
From: Daniel Eklöf <daniel@ekloef.se>
Date: Sun, 9 Jan 2022 23:19:47 +0100
Subject: main: check for errors in wl_display_dispatch()

---
 main.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/main.c b/main.c
index f133d2e..5c6eed3 100644
--- a/main.c
+++ b/main.c
@@ -435,8 +435,12 @@ main(int argc, const char *const *argv)
             break;
         }
 
-        if (fds[0].revents & POLLIN)
-            wl_display_dispatch(display);
+        if (fds[0].revents & POLLIN) {
+            if (wl_display_dispatch(display) < 0) {
+                LOG_ERRNO("failed to dispatch Wayland events");
+                break;
+            }
+        }
 
         if (fds[1].revents & POLLHUP)
             abort();
-- 
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