net: wireless/rtlwifi: fix uninitialized variable issue

The use of variable packet_beacon might be uninitialized in the three files.

Signed-off-by: Cong Ding <dinggnu@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rtlwifi/rtl8192de/trx.c

@@ -452,7 +452,7 @@ static void _rtl92de_translate_rx_signal_stuff(struct ieee80211_hw *hw,
 	u8 *praddr;
 	u16 type, cfc;
 	__le16 fc;
-	bool packet_matchbssid, packet_toself, packet_beacon;
+	bool packet_matchbssid, packet_toself, packet_beacon = false;
 
 	tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;
 	hdr = (struct ieee80211_hdr *)tmp_buf;