net/wireless: Use pr_<level> and netdev_<level>

No change in output for pr_<level> prefixes.
netdev_<level> output is different, arguably improved.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 9c21ebf..630bcf0 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -4,6 +4,8 @@
  * Copyright 2006-2010		Johannes Berg <johannes@sipsolutions.net>
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/if.h>
 #include <linux/module.h>
 #include <linux/err.h>
@@ -216,8 +218,7 @@
 			    rdev->wiphy.debugfsdir,
 			    rdev->wiphy.debugfsdir->d_parent,
 			    newname))
-		printk(KERN_ERR "cfg80211: failed to rename debugfs dir to %s!\n",
-		       newname);
+		pr_err("failed to rename debugfs dir to %s!\n", newname);
 
 	nl80211_notify_dev_rename(rdev);
 
@@ -699,8 +700,7 @@
 
 		if (sysfs_create_link(&dev->dev.kobj, &rdev->wiphy.dev.kobj,
 				      "phy80211")) {
-			printk(KERN_ERR "wireless: failed to add phy80211 "
-				"symlink to netdev!\n");
+			pr_err("failed to add phy80211 symlink to netdev!\n");
 		}
 		wdev->netdev = dev;
 		wdev->sme_state = CFG80211_SME_IDLE;