staging: rtl8192u: blank lines aren't necessary before a close brace '}'

Fix checkpatch issues: "CHECK: Blank lines aren't necessary before a
close brace '}'".

Signed-off-by: simran singhal <singhalsimran0@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c

@@ -623,7 +623,6 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
 			goto done;
 		}
 		*crypt = new_crypt;
-
 	}
 
 	if (ext->key_len > 0 && (*crypt)->ops->set_key &&
@@ -725,7 +724,6 @@ int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
 		    (ext->alg == IW_ENCODE_ALG_TKIP ||
 		     ext->alg == IW_ENCODE_ALG_CCMP))
 			ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
-
 	}
 
 	return 0;
@@ -839,6 +837,5 @@ int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len)
 		ieee->wpa_ie_len = 0;
 	}
 	return 0;
-
 }
 EXPORT_SYMBOL(ieee80211_wx_set_gen_ie);