upload-svr.go: fix panic with long filenames

1 files changed, 3 insertions, 1 deletions

diff --git a/upload-svr.go b/upload-svr.go
index efba0c9..2564f6b 100644
--- a/upload-svr.go
+++ b/upload-svr.go
@@ -93,14 +93,16 @@ func showIndex(w http.ResponseWriter, r *http.Request, msg string) {
 			relpath += "/"
 		}
 		disppath := relpath
+		pad := ""
 		if len(relpath) > maxFilenameLength {
 			tail := "..>"
 			if info.IsDir() {
 				tail += "/"
 			}
 			disppath = disppath[:maxFilenameLength-len(tail)] + tail
+		} else {
+			pad = strings.Repeat(" ", maxFilenameLength-len(relpath))
 		}
-		pad := strings.Repeat(" ", maxFilenameLength-len(relpath))
 		sz := "-"
 		if !info.IsDir() {
 			sz = strconv.FormatInt(info.Size(), 10)