staging/rtl8187se: Use pr_ printks in ieee80211/ieee80211_crypt_wep.c

The following warnings fixed.
- WARNING: Prefer netdev_dbg(netdev, ... then dev_dbg(dev, ... then pr_debug(...  to printk(KERN_DEBUG ...

and add pr_fmt.
Signed-off-by: NYAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8187se/ieee80211/ieee80211_crypt_wep.c

@@ -9,6 +9,8 @@
  * more details.
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 //#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/init.h>
@@ -50,15 +52,13 @@ static void *prism2_wep_init(int keyidx)
 	priv->key_idx = keyidx;
 	priv->tx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(priv->tx_tfm)) {
-		printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate "
-		       "crypto API arc4\n");
+		pr_debug("could not allocate crypto API arc4\n");
 		priv->tx_tfm = NULL;
 		goto fail;
 	}
 	priv->rx_tfm = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(priv->rx_tfm)) {
-		printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate "
-		       "crypto API arc4\n");
+		pr_debug("could not allocate crypto API arc4\n");
 		priv->rx_tfm = NULL;
 		goto fail;
 	}