gigaset: use pr_err() and pr_info()

Switch from private printk wrapper macros to using pr_err() and
pr_info() from linux/kernel.h, at the same time unifying a few
error messages.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/isdn/gigaset/ser-gigaset.c b/drivers/isdn/gigaset/ser-gigaset.c
index b306a2f..ac245e7 100644
--- a/drivers/isdn/gigaset/ser-gigaset.c
+++ b/drivers/isdn/gigaset/ser-gigaset.c
@@ -407,7 +407,7 @@
 	int rc;
 
 	if (!(cs->hw.ser = kzalloc(sizeof(struct ser_cardstate), GFP_KERNEL))) {
-		err("%s: out of memory!", __func__);
+		pr_err("out of memory\n");
 		return 0;
 	}
 
@@ -415,7 +415,7 @@
 	cs->hw.ser->dev.id = cs->minor_index;
 	cs->hw.ser->dev.dev.release = gigaset_device_release;
 	if ((rc = platform_device_register(&cs->hw.ser->dev)) != 0) {
-		err("error %d registering platform device", rc);
+		pr_err("error %d registering platform device\n", rc);
 		kfree(cs->hw.ser);
 		cs->hw.ser = NULL;
 		return 0;
@@ -513,10 +513,10 @@
 
 	gig_dbg(DEBUG_INIT, "Starting HLL for Gigaset M101");
 
-	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_DESC "\n");
+	pr_info(DRIVER_DESC "\n");
 
 	if (!driver) {
-		err("%s: no driver structure", __func__);
+		pr_err("%s: no driver structure\n", __func__);
 		return -ENODEV;
 	}
 
@@ -572,7 +572,7 @@
 	tty->disc_data = NULL;
 
 	if (!cs->hw.ser)
-		err("%s: no hw cardstate", __func__);
+		pr_err("%s: no hw cardstate\n", __func__);
 	else {
 		/* wait for running methods to finish */
 		if (!atomic_dec_and_test(&cs->hw.ser->refcnt))
@@ -772,7 +772,7 @@
 
 	gig_dbg(DEBUG_INIT, "%s", __func__);
 	if ((rc = platform_driver_register(&device_driver)) != 0) {
-		err("error %d registering platform driver", rc);
+		pr_err("error %d registering platform driver\n", rc);
 		return rc;
 	}
 
@@ -783,7 +783,7 @@
 		goto error;
 
 	if ((rc = tty_register_ldisc(N_GIGASET_M101, &gigaset_ldisc)) != 0) {
-		err("error %d registering line discipline", rc);
+		pr_err("error %d registering line discipline\n", rc);
 		goto error;
 	}
 
@@ -810,7 +810,7 @@
 	}
 
 	if ((rc = tty_unregister_ldisc(N_GIGASET_M101)) != 0)
-		err("error %d unregistering line discipline", rc);
+		pr_err("error %d unregistering line discipline\n", rc);
 
 	platform_driver_unregister(&device_driver);
 }