From 5eb30790d4ccd3409240a80eaf9ab76b4fb75fd8 Mon Sep 17 00:00:00 2001 From: Dave Kleikamp Date: Tue, 17 Oct 2006 00:09:35 -0700 Subject: [PATCH] [PATCH] null dereference in fs/jbd2/journal.c This is Eric Sesterhenn's jbd patch applied to jbd2. Commit: 41716c7c21b15e7ecf14f0caf1eef3980707fb74 His words: Since commit d1807793e1e7e502e3dc047115e9dbc3b50e4534 we dereference a NULL pointer. Coverity id #1432. We set journal to NULL, and use it directly afterwards. Signed-off-by: Dave Kleikamp Cc: Eric Sesterhenn Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/jbd2/journal.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 10db92ced014..c60f378b0f76 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -725,6 +725,7 @@ journal_t * jbd2_journal_init_dev(struct block_device *bdev, __FUNCTION__); kfree(journal); journal = NULL; + goto out; } journal->j_dev = bdev; journal->j_fs_dev = fs_dev; @@ -735,7 +736,7 @@ journal_t * jbd2_journal_init_dev(struct block_device *bdev, J_ASSERT(bh != NULL); journal->j_sb_buffer = bh; journal->j_superblock = (journal_superblock_t *)bh->b_data; - +out: return journal; } -- 2.20.1