Replace == null with is null

3 files changed, 7 insertions, 7 deletions

diff --git a/Jellyfin.Server.Implementations/Users/DefaultAuthenticationProvider.cs b/Jellyfin.Server.Implementations/Users/DefaultAuthenticationProvider.cs
index 7480a05c2..72f3d6e8e 100644
--- a/Jellyfin.Server.Implementations/Users/DefaultAuthenticationProvider.cs
+++ b/Jellyfin.Server.Implementations/Users/DefaultAuthenticationProvider.cs
@@ -41,7 +41,7 @@ namespace Jellyfin.Server.Implementations.Users
         // This is the version that we need to use for local users. Because reasons.
         public Task<ProviderAuthenticationResult> Authenticate(string username, string password, User resolvedUser)
         {
-            if (resolvedUser == null)
+            if (resolvedUser is null)
             {
                 throw new AuthenticationException("Specified user does not exist.");
             }
@@ -58,7 +58,7 @@ namespace Jellyfin.Server.Implementations.Users
             }
 
             // Handle the case when the stored password is null, but the user tried to login with a password
-            if (resolvedUser.Password == null)
+            if (resolvedUser.Password is null)
             {
                 throw new AuthenticationException("Invalid username or password");
             }
diff --git a/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs b/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs
index 87babc05c..fddad1c4f 100644
--- a/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs
+++ b/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs
@@ -34,7 +34,7 @@ namespace Jellyfin.Server.Implementations.Users
                 .FirstOrDefault(pref =>
                     pref.UserId.Equals(userId) && string.Equals(pref.Client, client) && pref.ItemId.Equals(itemId));
 
-            if (prefs == null)
+            if (prefs is null)
             {
                 prefs = new DisplayPreferences(userId, itemId, client);
                 _dbContext.DisplayPreferences.Add(prefs);
@@ -49,7 +49,7 @@ namespace Jellyfin.Server.Implementations.Users
             var prefs = _dbContext.ItemDisplayPreferences
                 .FirstOrDefault(pref => pref.UserId.Equals(userId) && pref.ItemId.Equals(itemId) && string.Equals(pref.Client, client));
 
-            if (prefs == null)
+            if (prefs is null)
             {
                 prefs = new ItemDisplayPreferences(userId, Guid.Empty, client);
                 _dbContext.ItemDisplayPreferences.Add(prefs);
diff --git a/Jellyfin.Server.Implementations/Users/UserManager.cs b/Jellyfin.Server.Implementations/Users/UserManager.cs
index 25560707a..131853aed 100644
--- a/Jellyfin.Server.Implementations/Users/UserManager.cs
+++ b/Jellyfin.Server.Implementations/Users/UserManager.cs
@@ -401,7 +401,7 @@ namespace Jellyfin.Server.Implementations.Users
             var authenticationProvider = authResult.AuthenticationProvider;
             var success = authResult.Success;
 
-            if (user == null)
+            if (user is null)
             {
                 string updatedUsername = authResult.Username;
 
@@ -434,7 +434,7 @@ namespace Jellyfin.Server.Implementations.Users
                 }
             }
 
-            if (user == null)
+            if (user is null)
             {
                 _logger.LogInformation(
                     "Authentication request for {UserName} has been denied (IP: {IP}).",
@@ -708,7 +708,7 @@ namespace Jellyfin.Server.Implementations.Users
         /// <inheritdoc/>
         public async Task ClearProfileImageAsync(User user)
         {
-            if (user.ProfileImage == null)
+            if (user.ProfileImage is null)
             {
                 return;
             }