From a8902700198260f698dcbdea294b6880f0f7d600 Mon Sep 17 00:00:00 2001
From: Felicitas Pojtinger <felicitas@pojtinger.com>
Date: Mon, 16 May 2022 00:15:18 +0200
Subject: [PATCH] fix: Ensure that the encryption layer never tries to read
 from an empty stream

---
 pkg/fs/file.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkg/fs/file.go b/pkg/fs/file.go
index 6362068..6e6b400 100644
--- a/pkg/fs/file.go
+++ b/pkg/fs/file.go
@@ -223,7 +223,7 @@ func (f *File) enterWriteMode() error {
 
 	if f.writeBuf == nil {
 		exists := false
-		_, err := inventory.Stat(
+		existingFile, err := inventory.Stat(
 			f.metadata,
 
 			f.path,
@@ -232,7 +232,9 @@ func (f *File) enterWriteMode() error {
 			f.onHeader,
 		)
 		if err == nil {
-			exists = true
+			if existingFile.Size != 0 {
+				exists = true
+			}
 		} else {
 			if err != sql.ErrNoRows {
 				return err