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From:   Michael Straube <straube.linux@gmail.com>
To:     gregkh@linuxfoundation.org
Cc:     Larry.Finger@lwfinger.net, phil@philpotter.co.uk,
        linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
        Michael Straube <straube.linux@gmail.com>
Subject: [PATCH 4/7] staging: r8188eu: use sizeof instead of hardcoded firmware header size
Date:   Thu, 14 Apr 2022 10:38:50 +0200
Message-Id: <20220414083853.3422-5-straube.linux@gmail.com>
In-Reply-To: <20220414083853.3422-1-straube.linux@gmail.com>
References: <20220414083853.3422-1-straube.linux@gmail.com>
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Use sizeof() instead of hardcoding the firmware header size.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
---
 drivers/staging/r8188eu/core/rtw_fw.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_fw.c b/drivers/staging/r8188eu/core/rtw_fw.c
index 3da52a1ba23c..94526064f29b 100644
--- a/drivers/staging/r8188eu/core/rtw_fw.c
+++ b/drivers/staging/r8188eu/core/rtw_fw.c
@@ -263,9 +263,8 @@ int rtl8188e_firmware_download(struct adapter *padapter)
 			DRIVER_PREFIX, fw_version, fw_subversion, fw_signature);
 
 	if (IS_FW_HEADER_EXIST(fwhdr)) {
-		/*  Shift 32 bytes for FW header */
-		fw_data = fw_data + 32;
-		fw_size = fw_size - 32;
+		fw_data = fw_data + sizeof(struct rt_firmware_hdr);
+		fw_size = fw_size - sizeof(struct rt_firmware_hdr);
 	}
 
 	/*  Suggested by Filen. If 8051 is running in RAM code, driver should inform Fw to reset by itself, */
-- 
2.35.1