fix issue when skipping missing files during fill checks

src/storage.cpp

@@ -915,9 +915,8 @@ namespace libtorrent
 			// OK, this file existed, good. Now, skip all remaining pieces in
 			// this file. We're just sanity-checking whether the files exist
 			// or not.
-			peer_request const pr = fs.map_file(file_index, 0
-				, int(fs.file_size(file_index) + 1));
-			i = (std::max)(i + 1, pr.piece);
+			peer_request const pr = fs.map_file(file_index, fs.file_size(file_index), 0);
+			i = std::max(i + 1, pr.piece);
 		}
 		return true;
 	}