Fix System.NullReferenceException on IAMAWSProvider.

luanmm · ebozduman · commit 732f9371ff6e · 2023-06-08T00:16:32.000-07:00
diff --git a/Minio/Credentials/IAMAWSProvider.cs b/Minio/Credentials/IAMAWSProvider.cs
@@ -116,11 +116,10 @@ internal AccessCredentials GetAccessCredentials(string tokenFile)
     {
         Validate();
         var url = CustomEndPoint;
-        var urlStr = url.Authority;
-        if (url is null || string.IsNullOrWhiteSpace(urlStr))
+        if (url is null || string.IsNullOrWhiteSpace(url.Authority))
         {
             var region = Environment.GetEnvironmentVariable("AWS_REGION");
-            urlStr = region is null ? "https://sts.amazonaws.com" : "https://sts." + region + ".amazonaws.com";
+            var urlStr = region is null ? "https://sts.amazonaws.com" : "https://sts." + region + ".amazonaws.com";
             url = new Uri(urlStr);
         }
 

Original file line number	Diff line number	Diff line change
`@@ -116,11 +116,10 @@ internal AccessCredentials GetAccessCredentials(string tokenFile)`
`116`	`116`	`{`
`117`	`117`	`Validate();`
`118`	`118`	`var url = CustomEndPoint;`
`119`		`- var urlStr = url.Authority;`
`120`		`- if (url is null \|\| string.IsNullOrWhiteSpace(urlStr))`
	`119`	`+ if (url is null \|\| string.IsNullOrWhiteSpace(url.Authority))`
`121`	`120`	`{`
`122`	`121`	`var region = Environment.GetEnvironmentVariable("AWS_REGION");`
`123`		`- urlStr = region is null ? "https://sts.amazonaws.com" : "https://sts." + region + ".amazonaws.com";`
	`122`	`+ var urlStr = region is null ? "https://sts.amazonaws.com" : "https://sts." + region + ".amazonaws.com";`
`124`	`123`	`url = new Uri(urlStr);`
`125`	`124`	`}`
`126`	`125`