simplify

stepmania/src/NotesLoaderBMS.cpp

@@ -889,9 +889,10 @@ bool BMSLoader::LoadFromDir( CString sDir, Song &out )
 	{
 		for( unsigned i=0; i < aBMSData.size(); i++ )
 		{
-			CString sTitle; // Declare here for less memory thrashing
-			if( GetTagFromMap( aBMSData[i], "#title", sTitle ) )
-			{
+			CString sTitle;
+			if( !GetTagFromMap( aBMSData[i], "#title", sTitle ) )
+				continue;
+
 			commonSubstring = FindLargestCommonSubstring( commonSubstring, sTitle );
 			if( commonSubstring == "" )
 			{
@@ -901,8 +902,6 @@ bool BMSLoader::LoadFromDir( CString sDir, Song &out )
 				break;
 			}
 		}
-			// else no comparison, this file is missing a #title tag.
-		}
 	}
 	// Yay, we have our substring. (something like "LION SUKI")