From: Payal Kshirsagar <payal.s.kshirsagar.98@gmail.com>
Date: Tue, 2 Apr 2019 13:28:33 +0000 (+0530)
Subject: staging: rtl8192u: ieee80211: ieee80211_crypt_ccmp.c: Replace bit shifting with BIT... 
X-Git-Tag: v5.2-rc1~153^2~184
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9f383969ae908d48f52ba61403734858a6dc674f;p=linux.git

staging: rtl8192u: ieee80211: ieee80211_crypt_ccmp.c: Replace bit shifting with BIT macro

Challenge suggested by coccinelle.
Prefer using BIT and replace bit shifting with the BIT(x) macro.

Signed-off-by: Payal Kshirsagar <payal.s.kshirsagar.98@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c
index 3534ddb900d1..e154df823a95 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_ccmp.c
@@ -216,7 +216,7 @@ static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
 	*pos++ = key->tx_pn[5];
 	*pos++ = key->tx_pn[4];
 	*pos++ = 0;
-	*pos++ = (key->key_idx << 6) | (1 << 5) /* Ext IV included */;
+	*pos++ = (key->key_idx << 6) | BIT(5) /* Ext IV included */;
 	*pos++ = key->tx_pn[3];
 	*pos++ = key->tx_pn[2];
 	*pos++ = key->tx_pn[1];
@@ -274,7 +274,7 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
 	hdr = (struct rtl_80211_hdr_4addr *)skb->data;
 	pos = skb->data + hdr_len;
 	keyidx = pos[3];
-	if (!(keyidx & (1 << 5))) {
+	if (!(keyidx & BIT(5))) {
 		if (net_ratelimit()) {
 			netdev_dbg(skb->dev, "CCMP: received packet without ExtIV flag from %pM\n",
 				   hdr->addr2);