1 files changed, 4 insertions, 0 deletions

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 0e8014ea6b94..262419f83d80 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1371,6 +1371,10 @@ int jbd2_journal_check_used_features (journal_t *journal, unsigned long compat,
 
         if (!compat && !ro && !incompat)
                 return 1;
+        /* Load journal superblock if it is not loaded yet. */
+        if (journal->j_format_version == 0 &&
+            journal_get_superblock(journal) != 0)
+                return 0;
         if (journal->j_format_version == 1)
                 return 0;