ocfs2: dereferencing freed pointers in ocfs2_reflink()

The code at the "out" label assumes that "default_acl" and "acl" are NULL,
but actually the pointers can be NULL, unitialized, or freed.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Mark Fasheh <mfasheh@suse.de>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dan Carpenter 2015-04-14 15:43:19 -07:00 committed by Linus Torvalds
parent d0ba25b905
commit e073fc58df

View File

@ -4276,7 +4276,7 @@ static int ocfs2_reflink(struct dentry *old_dentry, struct inode *dir,
error = posix_acl_create(dir, &mode, &default_acl, &acl);
if (error) {
mlog_errno(error);
goto out;
return error;
}
error = ocfs2_create_inode_in_orphan(dir, mode,