do not consider that a file has changed if its mtime is invalid

a mtime should never be 0 or negative

Signed-off-by: Matthieu Gallien <matthieu.gallien@nextcloud.com>

diff --git a/src/libsync/filesystem.cpp b/src/libsync/filesystem.cpp
index 5c6cd4610061ecf21e9b2521d5ba0c9f34d371b3..d0e9d673e2e55a85884e4df0013ad7e1a576c451 100644 (file)
--- a/src/libsync/filesystem.cpp
+++ b/src/libsync/filesystem.cpp
@@ -98,7 +98,7 @@ bool FileSystem::verifyFileUnchanged(const QString &fileName,
 {
     const qint64 actualSize = getSize(fileName);
     const time_t actualMtime = getModTime(fileName);
-    if (actualSize != previousSize || actualMtime != previousMtime) {
+    if (actualSize != previousSize || (actualMtime != previousMtime && previousMtime > 0 && actualMtime > 0)) {
         qCInfo(lcFileSystem) << "File" << fileName << "has changed:"
                              << "size: " << previousSize << "<->" << actualSize
                              << ", mtime: " << previousMtime << "<->" << actualMtime;