avoid possible runtime error: index out of range [0] with length 0

This commit is contained in:
chrislu 2022-03-05 21:14:31 -08:00
parent da76af187f
commit f1713c96ae

View file

@ -159,7 +159,7 @@ func (fs *FilerServer) saveMetaData(ctx context.Context, r *http.Request, fileNa
var mergedChunks []*filer_pb.FileChunk
isAppend := r.URL.Query().Get("op") == "append"
isOffsetWrite := fileChunks[0].Offset > 0
isOffsetWrite := len(fileChunks) > 0 && fileChunks[0].Offset > 0
// when it is an append
if isAppend || isOffsetWrite {
existingEntry, findErr := fs.filer.FindEntry(ctx, util.FullPath(path))