staging: rtl8712: wifi: checkpatch style fix

Remove multiple blank lines.
Signed-off-by: Taihsiang Ho (tai271828) <tai271828@gmail.com>
Link: https://lore.kernel.org/r/20190826052018.18649-1-tai271828@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/wifi.h

@@ -300,7 +300,6 @@ static inline unsigned char *get_da(unsigned char *pframe)
 	return da;
 }
 
-
 static inline unsigned char *get_sa(unsigned char *pframe)
 {
 	unsigned char	*sa;
@@ -346,8 +345,6 @@ static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
 	return sa;
 }
 
-
-
 /*-----------------------------------------------------------------------------
  *		Below is for the security related definition
  *-----------------------------------------------------------------------------
@@ -392,7 +389,6 @@ static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
 
 #define	_RESERVED47_		47
 
-
 /* ---------------------------------------------------------------------------
  *			Below is the fixed elements...
  * ---------------------------------------------------------------------------
@@ -436,7 +432,6 @@ static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
 #define _WMM_IE_Length_				7  /* for WMM STA */
 #define _WMM_Para_Element_Length_		24
 
-
 /*-----------------------------------------------------------------------------
  *			Below is the definition for 802.11n
  *------------------------------------------------------------------------------
@@ -456,7 +451,6 @@ static inline unsigned char *get_hdr_bssid(unsigned char *pframe)
 #define GetOrderBit(pbuf)	(((*(__le16 *)(pbuf)) & \
 				le16_to_cpu(_ORDER_)) != 0)
 
-
 /**
  * struct ieee80211_bar - HT Block Ack Request
  *
@@ -476,7 +470,6 @@ struct ieee80211_bar {
 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL     0x0000
 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA  0x0004
 
-
 /*
  * struct ieee80211_ht_cap - HT capabilities
  *
@@ -552,7 +545,6 @@ struct ieee80211_ht_addt_info {
  */
 #define IEEE80211_MIN_AMPDU_BUF 0x8
 
-
 /* Spatial Multiplexing Power Save Modes */
 #define WLAN_HT_CAP_SM_PS_STATIC		0
 #define WLAN_HT_CAP_SM_PS_DYNAMIC	1