Messages in this thread Patch in this message | | | Subject | [PATCH] null dereference in fs/jbd2/journal.c | From | Dave Kleikamp <> | Date | Wed, 11 Oct 2006 15:17:07 -0500 |
| |
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 <shaggy@austin.ibm.com>
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 10db92c..c60f378 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -725,6 +725,7 @@ journal_t * jbd2_journal_init_dev(struct __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 J_ASSERT(bh != NULL); journal->j_sb_buffer = bh; journal->j_superblock = (journal_superblock_t *)bh->b_data; - +out: return journal; } -- David Kleikamp IBM Linux Technology Center
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |