Staging: rtl8192e: Remove unnecessary parentheses

This addresses an issue raised by checkpatch.pl:

     $ ./scripts/checkpatch.pl --terse -f drivers/staging/rtl8192e/rtllib_wx.c
     Unnecessary parentheses around wrqu->encoding
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Signed-off-by: Felix Schlepper <f3sch.git@outlook.com>
Link: https://lore.kernel.org/r/0e4e340be3f4c7f35a5381b726b1db5fc6842f10.1656667089.git.f3sch.git@outlook.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtllib_wx.c

@@ -277,7 +277,7 @@ int rtllib_wx_set_encode(struct rtllib_device *ieee,
 			 struct iw_request_info *info,
 			 union iwreq_data *wrqu, char *keybuf)
 {
-	struct iw_point *erq = &(wrqu->encoding);
+	struct iw_point *erq = &wrqu->encoding;
 	struct net_device *dev = ieee->dev;
 	struct rtllib_security sec = {
 		.flags = 0
@@ -449,7 +449,7 @@ int rtllib_wx_get_encode(struct rtllib_device *ieee,
 			 struct iw_request_info *info,
 			 union iwreq_data *wrqu, char *keybuf)
 {
-	struct iw_point *erq = &(wrqu->encoding);
+	struct iw_point *erq = &wrqu->encoding;
 	int len, key;
 	struct lib80211_crypt_data *crypt;