[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20231002135458.2603293-1-andriy.shevchenko@linux.intel.com>
Date: Mon, 2 Oct 2023 16:54:58 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Michal Wilczynski <michal.wilczynski@...el.com>,
nvdimm@...ts.linux.dev, linux-acpi@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Dan Williams <dan.j.williams@...el.com>,
Vishal Verma <vishal.l.verma@...el.com>,
Dave Jiang <dave.jiang@...el.com>,
Ira Weiny <ira.weiny@...el.com>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Len Brown <lenb@...nel.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 1/1] ACPI: NFIT: Switch to use acpi_evaluate_dsm_typed()
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@...ux.intel.com>
---
drivers/acpi/nfit/core.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index f96bf32cd368..280da408c02c 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1737,9 +1737,8 @@ __weak void nfit_intel_shutdown_status(struct nfit_mem *nfit_mem)
if ((nfit_mem->dsm_mask & (1 << func)) == 0)
return;
- out_obj = acpi_evaluate_dsm(handle, guid, revid, func, &in_obj);
- if (!out_obj || out_obj->type != ACPI_TYPE_BUFFER
- || out_obj->buffer.length < sizeof(smart)) {
+ out_obj = acpi_evaluate_dsm_typed(handle, guid, revid, func, &in_obj, ACPI_TYPE_BUFFER);
+ if (!out_obj || out_obj->buffer.length < sizeof(smart)) {
dev_dbg(dev->parent, "%s: failed to retrieve initial health\n",
dev_name(dev));
ACPI_FREE(out_obj);
--
2.40.0.1.gaa8946217a0b
Powered by blists - more mailing lists