Staging: rtl8192u: ieee80211: Use netdev_dbg() for debug messages.

Replace printk(KERN_DEBUG ...) with netdev_dbg() across the driver.
since netdev_dbg() is preferable and specific for
printing debug messages for network devices.

Signed-off-by: Sam Muhammed <jane.pnx9@gmail.com>
Link: https://lore.kernel.org/r/84dc7e33954509457efce2a35fb293e631845a96.1585233434.git.jane.pnx9@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c

@@ -388,20 +388,20 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
 	keyidx = pos[3];
 	if (!(keyidx & BIT(5))) {
 		if (net_ratelimit()) {
-			printk(KERN_DEBUG "TKIP: received packet without ExtIV"
+			netdev_dbg(skb->dev, "TKIP: received packet without ExtIV"
 			       " flag from %pM\n", hdr->addr2);
 		}
 		return -2;
 	}
 	keyidx >>= 6;
 	if (tkey->key_idx != keyidx) {
-		printk(KERN_DEBUG "TKIP: RX tkey->key_idx=%d frame "
+		netdev_dbg(skb->dev, "TKIP: RX tkey->key_idx=%d frame "
 		       "keyidx=%d priv=%p\n", tkey->key_idx, keyidx, priv);
 		return -6;
 	}
 	if (!tkey->key_set) {
 		if (net_ratelimit()) {
-			printk(KERN_DEBUG "TKIP: received packet from %pM"
+			netdev_dbg(skb->dev, "TKIP: received packet from %pM"
 			       " with keyid=%d that does not have a configured"
 			       " key\n", hdr->addr2, keyidx);
 		}
@@ -417,7 +417,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
 		if (iv32 < tkey->rx_iv32 ||
 		(iv32 == tkey->rx_iv32 && iv16 <= tkey->rx_iv16)) {
 			if (net_ratelimit()) {
-				printk(KERN_DEBUG "TKIP: replay detected: STA=%pM"
+				netdev_dbg(skb->dev, "TKIP: replay detected: STA=%pM"
 				" previous TSC %08x%04x received TSC "
 				"%08x%04x\n", hdr->addr2,
 				tkey->rx_iv32, tkey->rx_iv16, iv32, iv16);
@@ -445,7 +445,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
 		skcipher_request_zero(req);
 		if (err) {
 			if (net_ratelimit()) {
-				printk(KERN_DEBUG ": TKIP: failed to decrypt "
+				netdev_dbg(skb->dev, "TKIP: failed to decrypt "
 						"received packet from %pM\n",
 						hdr->addr2);
 			}
@@ -468,7 +468,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
 				tkey->rx_phase1_done = 0;
 			}
 			if (net_ratelimit()) {
-				printk(KERN_DEBUG "TKIP: ICV error detected: STA="
+				netdev_dbg(skb->dev, "TKIP: ICV error detected: STA="
 				"%pM\n", hdr->addr2);
 			}
 			tkey->dot11RSNAStatsTKIPICVErrors++;
@@ -559,7 +559,7 @@ static int ieee80211_michael_mic_add(struct sk_buff *skb, int hdr_len, void *pri
 	hdr = (struct rtl_80211_hdr_4addr *)skb->data;
 
 	if (skb_tailroom(skb) < 8 || skb->len < hdr_len) {
-		printk(KERN_DEBUG "Invalid packet for Michael MIC add "
+		netdev_dbg(skb->dev, "Invalid packet for Michael MIC add "
 		       "(tailroom=%d hdr_len=%d skb->len=%d)\n",
 		       skb_tailroom(skb), hdr_len, skb->len);
 		return -1;
@@ -628,10 +628,9 @@ static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
 		struct rtl_80211_hdr_4addr *hdr;
 		hdr = (struct rtl_80211_hdr_4addr *)skb->data;
 
-		printk(KERN_DEBUG "%s: Michael MIC verification failed for "
+		netdev_dbg(skb->dev, "Michael MIC verification failed for "
 		       "MSDU from %pM keyidx=%d\n",
-		       skb->dev ? skb->dev->name : "N/A", hdr->addr2,
-		       keyidx);
+		       hdr->addr2, keyidx);
 		if (skb->dev)
 			ieee80211_michael_mic_failure(skb->dev, hdr, keyidx);
 		tkey->dot11RSNAStatsTKIPLocalMICFailures++;

drivers/staging/rtl8192u/ieee80211/ieee80211_tx.c

@@ -180,9 +180,8 @@ int ieee80211_encrypt_fragment(
 			struct rtl_80211_hdr_3addrqos *header;
 
 			header = (struct rtl_80211_hdr_3addrqos *)frag->data;
-			printk(KERN_DEBUG "%s: TKIP countermeasures: dropped "
-			       "TX packet to %pM\n",
-			       ieee->dev->name, header->addr1);
+			netdev_dbg(ieee->dev, "TKIP countermeasures: dropped "
+			       "TX packet to %pM\n", header->addr1);
 		}
 		return -1;
 	}

drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c

@@ -436,7 +436,7 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
 	if (ieee->reset_on_keychange &&
 	    ieee->iw_mode != IW_MODE_INFRA &&
 	    ieee->reset_port && ieee->reset_port(dev)) {
-		printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
+		netdev_dbg(ieee->dev, "reset_port failed\n");
 		return -EINVAL;
 	}
 	return 0;