From 8767f3f883ee6061e461fd13e51d3d3e1abb64d3 Mon Sep 17 00:00:00 2001
From: Wanming Lin <wanming.lin@intel.com>
Date: Tue, 19 Nov 2024 16:20:56 +0800
Subject: [PATCH] [WebNN] Remove wasm.currentContext check

If a WebNN session is thrown early, this check for wasm.currentContext
will break all the following WebNN sessions, this often happens
in npm tests.
---
 js/web/lib/wasm/wasm-core-impl.ts | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/js/web/lib/wasm/wasm-core-impl.ts b/js/web/lib/wasm/wasm-core-impl.ts
index f3794a72efbe8..81d1b73efc9d4 100644
--- a/js/web/lib/wasm/wasm-core-impl.ts
+++ b/js/web/lib/wasm/wasm-core-impl.ts
@@ -291,9 +291,6 @@ export const createSession = async (
       const providerName = typeof provider === 'string' ? provider : provider.name;
       if (providerName === 'webnn') {
         wasm.shouldTransferToMLTensor = false;
-        if (wasm.currentContext) {
-          throw new Error('WebNN execution provider is already set.');
-        }
         if (typeof provider !== 'string') {
           const webnnOptions = provider as InferenceSession.WebNNExecutionProviderOption;
           const context = (webnnOptions as InferenceSession.WebNNOptionsWithMLContext)?.context;