linux-kernel - [PATCH] ACPICA: Use ARRAY_SIZE instead of hardcoded siz

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Date:   Mon, 13 Apr 2020 22:31:56 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <robert.moore@...el.com>, <erik.kaneda@...el.com>,
        <rafael.j.wysocki@...el.com>, <lenb@...nel.org>,
        <linux-acpi@...r.kernel.org>, <devel@...ica.org>,
        <linux-kernel@...r.kernel.org>
CC:     Jason Yan <yanaijie@...wei.com>
Subject: [PATCH] ACPICA: Use ARRAY_SIZE instead of hardcoded siz

Fix the following coccicheck warning:

./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE
./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE
./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE
./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE
./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE
./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE
./drivers/acpi/acpica/rsdumpinfo.c:18:48-49: WARNING: Use ARRAY_SIZE

Signed-off-by: Jason Yan <yanaijie@...wei.com>
---
 drivers/acpi/acpica/rsdumpinfo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/acpica/rsdumpinfo.c b/drivers/acpi/acpica/rsdumpinfo.c
index cafa8134b4c6..f1ba4cd8080f 100644
--- a/drivers/acpi/acpica/rsdumpinfo.c
+++ b/drivers/acpi/acpica/rsdumpinfo.c
@@ -15,7 +15,7 @@ ACPI_MODULE_NAME("rsdumpinfo")
 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUGGER)
 #define ACPI_RSD_OFFSET(f)          (u8) ACPI_OFFSET (union acpi_resource_data,f)
 #define ACPI_PRT_OFFSET(f)          (u8) ACPI_OFFSET (struct acpi_pci_routing_table,f)
-#define ACPI_RSD_TABLE_SIZE(name)   (sizeof(name) / sizeof (struct acpi_rsdump_info))
+#define ACPI_RSD_TABLE_SIZE(name)   ARRAY_SIZE(name)
 /*******************************************************************************
  *
  * Resource Descriptor info tables
-- 
2.21.1