Free the "nmp" allocation before returning -EINVAL.
Fixes: dc68c0f60169 ("xfs: fix the zoned RT growfs check for zone alignment") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Carlos Maiolino <cem@kernel.org>