[PATCH v1 1/1] net: hns: Switch to use acpi_evaluate_dsm_typed()

From: Andy Shevchenko
Date: Wed Jan 18 2023 - 05:24:59 EST


The acpi_evaluate_dsm_typed() provides a way to check the type of the
object evaluated by _DSM call. Use it instead of open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
.../net/ethernet/hisilicon/hns/hns_dsaf_misc.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c
index 740850b64aff..d8fb9ed96258 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c
@@ -554,11 +554,11 @@ static phy_interface_t hns_mac_get_phy_if_acpi(struct hns_mac_cb *mac_cb)
argv4.package.count = 1;
argv4.package.elements = &obj_args;

- obj = acpi_evaluate_dsm(ACPI_HANDLE(mac_cb->dev),
- &hns_dsaf_acpi_dsm_guid, 0,
- HNS_OP_GET_PORT_TYPE_FUNC, &argv4);
-
- if (!obj || obj->type != ACPI_TYPE_INTEGER)
+ obj = acpi_evaluate_dsm_typed(ACPI_HANDLE(mac_cb->dev),
+ &hns_dsaf_acpi_dsm_guid, 0,
+ HNS_OP_GET_PORT_TYPE_FUNC, &argv4,
+ ACPI_TYPE_INTEGER);
+ if (!obj)
return phy_if;

phy_if = obj->integer.value ?
@@ -603,9 +603,9 @@ static int hns_mac_get_sfp_prsnt_acpi(struct hns_mac_cb *mac_cb, int *sfp_prsnt)

obj = acpi_evaluate_dsm(ACPI_HANDLE(mac_cb->dev),
&hns_dsaf_acpi_dsm_guid, 0,
- HNS_OP_GET_SFP_STAT_FUNC, &argv4);
-
- if (!obj || obj->type != ACPI_TYPE_INTEGER)
+ HNS_OP_GET_SFP_STAT_FUNC, &argv4,
+ ACPI_TYPE_INTEGER);
+ if (!obj)
return -ENODEV;

*sfp_prsnt = obj->integer.value;
--
2.39.0