Output: fix possible crash on destroy

2024-01-05 12:50:36 -06:00 · 2024-01-05 12:50:36 -06:00 · 9aa0f1a9a6
commit 9aa0f1a9a6
parent 393bfb42b9
1 changed files with 2 additions and 1 deletions
--- a/river/Root.zig
+++ b/river/Root.zig
@ -856,7 +856,8 @@ fn handleSetGamma(
    _: *wl.Listener(*wlr.GammaControlManagerV1.event.SetGamma),
    event: *wlr.GammaControlManagerV1.event.SetGamma,
 ) void {
-    const output: *Output = @ptrFromInt(event.output.data);
+    // The output may have been destroyed, in which case there is nothing to do
+    const output = @as(?*Output, @ptrFromInt(event.output.data)) orelse return;

    std.log.debug("client requested to set gamma", .{});