From 5b1e6c7dbc14011759796380311b0b2fa4cae1d4 Mon Sep 17 00:00:00 2001
From: Harshavardhana <harsha@minio.io>
Date: Mon, 22 Jun 2020 14:33:58 -0700
Subject: [PATCH] Add check for object statTime non-negative (#9899)

---
 cmd/xl-storage-format-v2.go | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/cmd/xl-storage-format-v2.go b/cmd/xl-storage-format-v2.go
index 08c029ec0..8eac30b86 100644
--- a/cmd/xl-storage-format-v2.go
+++ b/cmd/xl-storage-format-v2.go
@@ -176,14 +176,17 @@ type xlMetaV2Version struct {
 func (j xlMetaV2Version) Valid() bool {
 	switch j.Type {
 	case LegacyType:
-		return j.ObjectV1 != nil && j.ObjectV1.valid()
+		return j.ObjectV1 != nil &&
+			j.ObjectV1.valid()
 	case ObjectType:
 		return j.ObjectV2 != nil &&
 			j.ObjectV2.ErasureAlgorithm.valid() &&
 			j.ObjectV2.BitrotChecksumAlgo.valid() &&
-			isXLMetaErasureInfoValid(j.ObjectV2.ErasureM, j.ObjectV2.ErasureN)
+			isXLMetaErasureInfoValid(j.ObjectV2.ErasureM, j.ObjectV2.ErasureN) &&
+			j.ObjectV2.StatModTime > 0
 	case DeleteType:
-		return j.DeleteMarker != nil && j.DeleteMarker.ModTime > 0
+		return j.DeleteMarker != nil &&
+			j.DeleteMarker.ModTime > 0
 	}
 	return false
 }