From dd6b449657d17a8e4a276a8a86f5fb706192d825 Mon Sep 17 00:00:00 2001
From: Yulong Wang <7679871+fs-eire@users.noreply.github.com>
Date: Tue, 30 Jan 2024 21:06:21 -0800
Subject: [PATCH] [js/webgpu] resolve codescan alert (#19343)

### Description
resolve codescan alert:
https://github.com/microsoft/onnxruntime/security/code-scanning/17687
---
 js/web/lib/wasm/jsep/backend-webgpu.ts | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/js/web/lib/wasm/jsep/backend-webgpu.ts b/js/web/lib/wasm/jsep/backend-webgpu.ts
index 58efa795dba48..4b544595d76bb 100644
--- a/js/web/lib/wasm/jsep/backend-webgpu.ts
+++ b/js/web/lib/wasm/jsep/backend-webgpu.ts
@@ -705,13 +705,11 @@ export class WebGpuBackend {
 
   captureBegin(): void {
     LOG_DEBUG('info', 'captureBegin');
-    let sessionCommandList = this.capturedCommandList.get(this.currentSessionId!);
-    let sessionPendingKernels = this.capturedPendingKernels.get(this.currentSessionId!);
-    if (!sessionCommandList) {
-      sessionCommandList = [];
-      this.capturedCommandList.set(this.currentSessionId!, sessionCommandList);
-      sessionPendingKernels = [];
-      this.capturedPendingKernels.set(this.currentSessionId!, sessionPendingKernels);
+    if (!this.capturedCommandList.get(this.currentSessionId!)) {
+      this.capturedCommandList.set(this.currentSessionId!, []);
+    }
+    if (!this.capturedPendingKernels.get(this.currentSessionId!)) {
+      this.capturedPendingKernels.set(this.currentSessionId!, []);
     }
     // flush the left commands before we change the status.
     this.flush();