JBD/JBD2: free j_wbuf if journal init fails.

If journal init fails, we need to free j_wbuf.

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jan Kara <jack@suse.cz>
Signed-off-by: Tao Ma <tao.ma@oracle.com>
Signed-off-by: Jan Kara <jack@suse.cz>

2 files changed, 4 insertions, 0 deletions

diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index bd3c073b485d..49d5cd6053c8 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -756,6 +756,7 @@ journal_t * journal_init_dev(struct block_device *bdev,
 
         return journal;
 out_err:
+        kfree(journal->j_wbuf);
         kfree(journal);
         return NULL;
 }
@@ -820,6 +821,7 @@ journal_t * journal_init_inode (struct inode *inode)
 
         return journal;
 out_err:
+        kfree(journal->j_wbuf);
         kfree(journal);
         return NULL;
 }
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index b0ab5219becb..fed85388ee86 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -913,6 +913,7 @@ journal_t * jbd2_journal_init_dev(struct block_device *bdev,
 
         return journal;
 out_err:
+        kfree(journal->j_wbuf);
         jbd2_stats_proc_exit(journal);
         kfree(journal);
         return NULL;
@@ -986,6 +987,7 @@ journal_t * jbd2_journal_init_inode (struct inode *inode)
 
         return journal;
 out_err:
+        kfree(journal->j_wbuf);
         jbd2_stats_proc_exit(journal);
         kfree(journal);
         return NULL;