From 73961f84b142e72eccd614f805e45094d71ae0e3 Mon Sep 17 00:00:00 2001
From: Matt Wu <matt@ext2fsd.com>
Date: Tue, 13 Sep 2016 23:47:13 +0800
Subject: FIXME: always grab Vcb->MainResource before syncing

---
 Ext3Fsd/ext3/recover.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Ext3Fsd/ext3/recover.c b/Ext3Fsd/ext3/recover.c
index d85c0d1..ff3e07e 100644
--- a/Ext3Fsd/ext3/recover.c
+++ b/Ext3Fsd/ext3/recover.c
@@ -106,9 +106,12 @@ Ext2RecoverJournal(
     journal_t *             journal = NULL;
     struct ext3_super_block *esb;
 
+    ExAcquireResourceExclusiveLite(&Vcb->MainResource, TRUE);
+
     /* check journal inode number */
     if (!Ext2CheckJournal(Vcb, &jNo)) {
-        return -1;
+        rc = -1;
+        goto errorout;
     }
 
     /* allocate journal Mcb */
@@ -166,5 +169,7 @@ errorout:
         Ext2FreeMcb(Vcb, jcb);
     }
 
+    ExReleaseResourceLite(&Vcb->MainResource);
+
     return rc;
 }
-- 
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