From eb4aaa580077191275e17caeb0ac1260dd174f7d Mon Sep 17 00:00:00 2001
From: Hao Kung <haok@microsoft.com>
Date: Tue, 15 Sep 2015 15:11:09 -0700
Subject: [PATCH] Fix PR

---
 src/Microsoft.AspNet.Identity.EntityFramework/UserStore.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Microsoft.AspNet.Identity.EntityFramework/UserStore.cs b/src/Microsoft.AspNet.Identity.EntityFramework/UserStore.cs
index c2aa27a2db..d6c52bb37c 100644
--- a/src/Microsoft.AspNet.Identity.EntityFramework/UserStore.cs
+++ b/src/Microsoft.AspNet.Identity.EntityFramework/UserStore.cs
@@ -979,7 +979,7 @@ namespace Microsoft.AspNet.Identity.EntityFramework
             ThrowIfDisposed();
             if (String.IsNullOrEmpty(roleName))
             {
-                throw new ArgumentNullException(nameof(role));
+                throw new ArgumentNullException(nameof(roleName));
             }
 
             var role = await Roles.Where(x => x.Name.Equals(roleName)).FirstOrDefaultAsync(cancellationToken);