On Fri, 2018-08-03 at 05:39 -0400, Ocean He wrote: > From: Ocean He <hehy1@xxxxxxxxxx> > > In the beginning of acpi_nfit_add, if fail to find NFIT table then > should > return -ENODEV, instead of 0. > > Signed-off-by: Ocean He <hehy1@xxxxxxxxxx> > --- > drivers/acpi/nfit/core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c > index 7c47900..1790d7c 100644 > --- a/drivers/acpi/nfit/core.c > +++ b/drivers/acpi/nfit/core.c > @@ -3355,7 +3355,7 @@ static int acpi_nfit_add(struct acpi_device > *adev) > if (ACPI_FAILURE(status)) { > /* This is ok, we could have an nvdimm hotplugged > later */ > dev_dbg(dev, "failed to find NFIT at startup\n"); > - return 0; > + return -ENODEV; Hm, the comment directly above this says this is ok.. Has this caused any problems in practice? > } > > rc = devm_add_action_or_reset(dev, acpi_nfit_put_table, > tbl); ��.n��������+%������w��{.n�����{�����ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f