staging: rtl8192su: merge updated ieee80211_crypto_ops()

Signed-off-by: Florian Schilhabel <florian.c.schilhabel@googlemail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/rtl8192su/ieee80211/ieee80211.h

@@ -1141,6 +1141,7 @@ struct ieee80211_device {
 	/* hw security related */
 	u8 hwsec_active;
 	bool is_silent_reset;
+	bool force_mic_error;
 	bool is_roaming;
 	bool ieee_up;
 	bool bSupportRemoteWakeUp;

drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.h

@@ -49,7 +49,7 @@ struct ieee80211_crypto_ops {
 	 * These can be NULL if full MSDU operations are not needed. */
 	int (*encrypt_msdu)(struct sk_buff *skb, int hdr_len, void *priv);
 	int (*decrypt_msdu)(struct sk_buff *skb, int keyidx, int hdr_len,
-			    void *priv);
+			    void *priv, struct ieee80211_device* ieee);
 
 	int (*set_key)(void *key, int len, u8 *seq, void *priv);
 	int (*get_key)(void *key, int len, u8 *seq, void *priv);

drivers/staging/rtl8192su/ieee80211/ieee80211_crypt_tkip.c

@@ -604,7 +604,7 @@ static void ieee80211_michael_mic_failure(struct net_device *dev,
 }
 
 static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
-				     int hdr_len, void *priv)
+				     int hdr_len, void *priv, struct ieee80211_device* ieee)
 {
 	struct ieee80211_tkip_data *tkey = priv;
 	u8 mic[8];
@@ -630,9 +630,14 @@ static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
 		       "MSDU from %pM keyidx=%d\n",
 		       skb->dev ? skb->dev->name : "N/A", hdr->addr2,
 		       keyidx);
-		if (skb->dev)
+                printk("%d, force_mic_error = %d\n", (memcmp(mic, skb->data + skb->len - 8, 8) != 0),\
+                        ieee->force_mic_error);
+		if (skb->dev) {
+                        printk("skb->dev != NULL\n");
 			ieee80211_michael_mic_failure(skb->dev, hdr, keyidx);
+                }
 		tkey->dot11RSNAStatsTKIPLocalMICFailures++;
+                ieee->force_mic_error = false;
 		return -1;
 	}
 

drivers/staging/rtl8192su/ieee80211/ieee80211_rx.c

@@ -360,7 +360,7 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device* ieee, struct sk_buff *s
 	hdrlen = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
 
 	atomic_inc(&crypt->refcnt);
-	res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv);
+	res = crypt->ops->decrypt_msdu(skb, keyidx, hdrlen, crypt->priv,ieee);
 	atomic_dec(&crypt->refcnt);
 	if (res < 0) {
 		printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed"