Staging: rtl8192u: ieee80211: removed unnecessary braces

This patch fixes the following checkpatch warning:
  - WARNING: braces {} are not necessary for single statement blocks

Signed-off-by: Kurt Kanzenbach <kurt@kmk-computers.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c

@@ -572,9 +572,8 @@ static int ieee80211_michael_mic_add(struct sk_buff *skb, int hdr_len, void *pri
 
 	// { david, 2006.9.1
 	// fix the wpa process with wmm enabled.
-	if (IEEE80211_QOS_HAS_SEQ(le16_to_cpu(hdr->frame_ctl))) {
+	if (IEEE80211_QOS_HAS_SEQ(le16_to_cpu(hdr->frame_ctl)))
 		tkey->tx_hdr[12] = *(skb->data + hdr_len - 2) & 0x07;
-	}
 	// }
 	pos = skb_put(skb, 8);
 
@@ -621,9 +620,8 @@ static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
 	michael_mic_hdr(skb, tkey->rx_hdr);
 	// { david, 2006.9.1
 	// fix the wpa process with wmm enabled.
-	if (IEEE80211_QOS_HAS_SEQ(le16_to_cpu(hdr->frame_ctl))) {
+	if (IEEE80211_QOS_HAS_SEQ(le16_to_cpu(hdr->frame_ctl)))
 		tkey->rx_hdr[12] = *(skb->data + hdr_len - 2) & 0x07;
-	}
 	// }
 
 	if (michael_mic(tkey->rx_tfm_michael, &tkey->key[24], tkey->rx_hdr,