diff --git a/ucb/source/ucp/package/pkgcontent.cxx b/ucb/source/ucp/package/pkgcontent.cxx
index e90152f5de8d..09975a7ce3ce 100644
--- a/ucb/source/ucp/package/pkgcontent.cxx
+++ b/ucb/source/ucp/package/pkgcontent.cxx
@@ -1489,14 +1489,13 @@ uno::Any Content::open(
             try
             {
                 uno::Sequence< sal_Int8 > aBuffer;
-                sal_Int32  nRead = xIn->readSomeBytes( aBuffer, 65536 );
-
-                while ( nRead > 0 )
+                while (true)
                 {
+                    sal_Int32 nRead = xIn->readSomeBytes( aBuffer, 65536 );
+                    if (!nRead)
+                        break;
                     aBuffer.realloc( nRead );
                     xOut->writeBytes( aBuffer );
-                    aBuffer.realloc( 0 );
-                    nRead = xIn->readSomeBytes( aBuffer, 65536 );
                 }
 
                 xOut->closeOutput();
diff --git a/ucb/source/ucp/tdoc/tdoc_content.cxx b/ucb/source/ucp/tdoc/tdoc_content.cxx
index 08895cfae8ca..a5b7a0d539c6 100644
--- a/ucb/source/ucp/tdoc/tdoc_content.cxx
+++ b/ucb/source/ucp/tdoc/tdoc_content.cxx
@@ -1484,14 +1484,14 @@ uno::Any Content::open(
                 try
                 {
                     uno::Sequence< sal_Int8 > aBuffer;
-                    sal_Int32  nRead = xIn->readSomeBytes( aBuffer, 65536 );
 
-                    while ( nRead > 0 )
+                    while (true)
                     {
+                        sal_Int32 nRead = xIn->readSomeBytes( aBuffer, 65536 );
+                        if (!nRead)
+                            break;
                         aBuffer.realloc( nRead );
                         xOut->writeBytes( aBuffer );
-                        aBuffer.realloc( 0 );
-                        nRead = xIn->readSomeBytes( aBuffer, 65536 );
                     }
 
                     xOut->closeOutput();
@@ -2417,14 +2417,13 @@ bool Content::storeData( const uno::Reference< io::XInputStream >& xData,
             try
             {
                 uno::Sequence< sal_Int8 > aBuffer;
-                sal_Int32 nRead = xData->readSomeBytes( aBuffer, 65536 );
-
-                while ( nRead > 0 )
+                while (true)
                 {
+                    sal_Int32 nRead = xData->readSomeBytes( aBuffer, 65536 );
+                    if (!nRead)
+                        break;
                     aBuffer.realloc( nRead );
                     xOut->writeBytes( aBuffer );
-                    aBuffer.realloc( 0 );
-                    nRead = xData->readSomeBytes( aBuffer, 65536 );
                 }
 
                 closeOutputStream( xOut );