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path: root/crypto/src/cms/CMSAuthenticatedDataGenerator.cs
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Diffstat (limited to 'crypto/src/cms/CMSAuthenticatedDataGenerator.cs')
-rw-r--r--crypto/src/cms/CMSAuthenticatedDataGenerator.cs9
1 files changed, 4 insertions, 5 deletions
diff --git a/crypto/src/cms/CMSAuthenticatedDataGenerator.cs b/crypto/src/cms/CMSAuthenticatedDataGenerator.cs
index f6827157c..95e710c9b 100644
--- a/crypto/src/cms/CMSAuthenticatedDataGenerator.cs
+++ b/crypto/src/cms/CMSAuthenticatedDataGenerator.cs
@@ -71,11 +71,10 @@ namespace Org.BouncyCastle.Cms
 				mac.Init(encKey);
 
 				var bOut = new MemoryStream();
-				Stream mOut = new TeeOutputStream(bOut, new MacSink(mac));
-
-				content.Write(mOut);
-
-                Platform.Dispose(mOut);
+				using (var mOut = new TeeOutputStream(bOut, new MacSink(mac)))
+				{
+					content.Write(mOut);
+				}
 
                 encContent = new BerOctetString(bOut.ToArray());