From: Heiner Kallweit <hkallweit1@gmail.com>
Date: Wed, 20 Nov 2019 20:07:41 +0000 (+0100)
Subject: r8169: use macro FIELD_SIZEOF in definition of FW_OPCODE_SIZE
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=cfccde80e8b1d935e611d40c0f0bba3ed0557bd8;p=linux.git

r8169: use macro FIELD_SIZEOF in definition of FW_OPCODE_SIZE

Using macro FIELD_SIZEOF makes this define easier understandable.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/realtek/r8169_firmware.c b/drivers/net/ethernet/realtek/r8169_firmware.c
index 52241508473a7..927bb46b32d70 100644
--- a/drivers/net/ethernet/realtek/r8169_firmware.c
+++ b/drivers/net/ethernet/realtek/r8169_firmware.c
@@ -37,7 +37,7 @@ struct fw_info {
 	u8	chksum;
 } __packed;
 
-#define FW_OPCODE_SIZE	sizeof(typeof(*((struct rtl_fw_phy_action *)0)->code))
+#define FW_OPCODE_SIZE FIELD_SIZEOF(struct rtl_fw_phy_action, code[0])
 
 static bool rtl_fw_format_ok(struct rtl_fw *rtl_fw)
 {