From e7b55df6c5bf40121f339c435b1d5cdbbb9a8e73 Mon Sep 17 00:00:00 2001
From: Hao Kung <HaoK@users.noreply.github.com>
Date: Wed, 22 Jul 2020 15:04:33 -0700
Subject: [PATCH] Fix blocking call in FindByEmailAsync (#24116)

---
 src/Identity/EntityFrameworkCore/src/UserStore.cs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/Identity/EntityFrameworkCore/src/UserStore.cs b/src/Identity/EntityFrameworkCore/src/UserStore.cs
index 4709916a12..362d046548 100644
--- a/src/Identity/EntityFrameworkCore/src/UserStore.cs
+++ b/src/Identity/EntityFrameworkCore/src/UserStore.cs
@@ -322,7 +322,6 @@ namespace Microsoft.AspNetCore.Identity.EntityFrameworkCore
             return UserLogins.SingleOrDefaultAsync(userLogin => userLogin.LoginProvider == loginProvider && userLogin.ProviderKey == providerKey, cancellationToken);
         }
 
-
         /// <summary>
         /// Adds the given <paramref name="normalizedRoleName"/> to the specified <paramref name="user"/>.
         /// </summary>
@@ -637,7 +636,7 @@ namespace Microsoft.AspNetCore.Identity.EntityFrameworkCore
             cancellationToken.ThrowIfCancellationRequested();
             ThrowIfDisposed();
 
-            return Task.FromResult(Users.Where(u => u.NormalizedEmail == normalizedEmail).SingleOrDefault());
+            return Users.SingleOrDefaultAsync(u => u.NormalizedEmail == normalizedEmail);
         }
 
         /// <summary>
@@ -719,7 +718,6 @@ namespace Microsoft.AspNetCore.Identity.EntityFrameworkCore
             return Task.CompletedTask;
         }
 
-
         /// <summary>
         /// Remove a new user token.
         /// </summary>