From 072e9d44bd1792e7aa1e91ff0b5e36804a463a46 Mon Sep 17 00:00:00 2001
From: Matthieu Gallien <matthieu.gallien@nextcloud.com>
Date: Mon, 22 Nov 2021 13:27:00 +0100
Subject: [PATCH] gracefully handle one case of invalid handles

Signed-off-by: Matthieu Gallien <matthieu.gallien@nextcloud.com>
---
 src/libsync/vfs/cfapi/vfs_cfapi.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libsync/vfs/cfapi/vfs_cfapi.cpp b/src/libsync/vfs/cfapi/vfs_cfapi.cpp
index 76e3c446d..1adeb5d68 100644
--- a/src/libsync/vfs/cfapi/vfs_cfapi.cpp
+++ b/src/libsync/vfs/cfapi/vfs_cfapi.cpp
@@ -160,6 +160,9 @@ Result<Vfs::ConvertToPlaceholderResult, QString> VfsCfApi::convertToPlaceholder(
     const auto replacesPath = QDir::toNativeSeparators(replacesFile);
 
     const auto handle = cfapi::handleForPath(localPath);
+    if (!handle) {
+        return { "Invalid handle for path " + localPath };
+    }
     if (cfapi::findPlaceholderInfo(handle)) {
         return cfapi::updatePlaceholderInfo(handle, item._modtime, item._size, item._fileId, replacesPath);
     } else {
-- 
2.30.2