fixed infinite loop

swiftmailer · May 7, 2014 · d9ba6c0 · d9ba6c0
1 parent 4f7a8b3
commit d9ba6c0
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/lib/classes/Swift/Transport/StreamBuffer.php b/lib/classes/Swift/Transport/StreamBuffer.php
@@ -233,9 +233,14 @@ protected function _commit($bytes)
             $totalBytesWritten = 0;
 
             while ($totalBytesWritten < $bytesToWrite) {
-                $bytesWriten = fwrite($this->_in, substr($bytes, $totalBytesWritten));
-                $totalBytesWritten += $bytesWriten;
+                $bytesWritten = fwrite($this->_in, substr($bytes, $totalBytesWritten));
+                if (false === $bytesWritten || 0 === $bytesWritten) {
+                    break;
+                }
+
+                $totalBytesWritten += $bytesWritten;
             }
+
             if ($totalBytesWritten > 0) {
                 return ++$this->_sequence;
             }