On 2/10/21 06:00, Coly Li wrote: > 'ret' should be used a return value, thi patch fixes this error. How about following commit log ? The local variable should be used to return right error code from the register_nvdimm_meta() instead of size variable. > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Signed-off-by: Coly Li <colyli@xxxxxxx> > --- Looks good. Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>