Potential fix for pull request finding 'CodeQL / Missing Dispose call on local IDisposable'

alfarahn · github-advanced-security[bot] · web-flow · commit 678030588d94 · 2026-05-21T21:42:42.000+02:00
Co-authored-by: Copilot Autofix powered by AI &lt;62310815+github-advanced-security[bot]@users.noreply.github.com&gt;
diff --git a/src/Dashboard/AI/ChatEndpoints.cs b/src/Dashboard/AI/ChatEndpoints.cs
@@ -257,7 +257,7 @@ void RecordPhase(string phase, double ms, object? extra = null)
                 // SSE write lock + emit helper — declared up here so the
                 // session.On callback below can use SafeEmit for the
                 // sdk.first_event timing ping.
-                var sseLock = new SemaphoreSlim(1, 1);
+                using var sseLock = new SemaphoreSlim(1, 1);
                 async Task SafeEmit(string sseData)
                 {
                     await sseLock.WaitAsync();

Original file line number	Diff line number	Diff line change
`@@ -257,7 +257,7 @@ void RecordPhase(string phase, double ms, object? extra = null)`
`257`	`257`	`// SSE write lock + emit helper — declared up here so the`
`258`	`258`	`// session.On callback below can use SafeEmit for the`
`259`	`259`	`// sdk.first_event timing ping.`
`260`		`- var sseLock = new SemaphoreSlim(1, 1);`
	`260`	`+ using var sseLock = new SemaphoreSlim(1, 1);`
`261`	`261`	`async Task SafeEmit(string sseData)`
`262`	`262`	`{`
`263`	`263`	`await sseLock.WaitAsync();`