Commits
Amir Goldstein committed 7168179fcf2
ovl: check ERR_PTR() return value from ovl_lookup_real()
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 061701540349 ("ovl: lookup indexed ancestor of lower dir")
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>