staging: r8188eu: remove variables from rtl8188e_firmware_download()

The local variables fw_version, fw_subversion, fw_signature in
rtl8188e_firmware_download() are only used in one place. Use the
assigned values directly and remove the variables to make the code
shorter and cleaner.
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220417175441.13830-7-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_fw.c

@@ -244,7 +244,6 @@ int rtl8188e_firmware_download(struct adapter *padapter)
 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
 	struct device *device = dvobj_to_dev(dvobj);
 	struct rt_firmware_hdr *fwhdr = NULL;
-	u16 fw_version, fw_subversion, fw_signature;
 	u8 *fw_data;
 	u32 fw_size;
 	static int log_version;
@@ -261,13 +260,10 @@ int rtl8188e_firmware_download(struct adapter *padapter)
 	/*  To Check Fw header. Added by tynli. 2009.12.04. */
 	fwhdr = (struct rt_firmware_hdr *)dvobj->firmware.data;
 
-	fw_version = le16_to_cpu(fwhdr->version);
-	fw_subversion = fwhdr->subversion;
-	fw_signature = le16_to_cpu(fwhdr->signature);
-
 	if (!log_version++)
 		pr_info("%sFirmware Version %d, SubVersion %d, Signature 0x%x\n",
-			DRIVER_PREFIX, fw_version, fw_subversion, fw_signature);
+			DRIVER_PREFIX, le16_to_cpu(fwhdr->version), fwhdr->subversion,
+			le16_to_cpu(fwhdr->signature));
 
 	if (IS_FW_HEADER_EXIST(fwhdr)) {
 		fw_data = fw_data + sizeof(struct rt_firmware_hdr);