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/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 3eca9c8..18dd8aa 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -2067,7 +2067,7 @@
 
 	bcs->hw.bas = ubc = kmalloc(sizeof(struct bas_bc_state), GFP_KERNEL);
 	if (!ubc) {
-		err("could not allocate bas_bc_state");
+		pr_err("out of memory\n");
 		return 0;
 	}
 
@@ -2081,7 +2081,7 @@
 	ubc->isooutdone = ubc->isooutfree = ubc->isooutovfl = NULL;
 	ubc->numsub = 0;
 	if (!(ubc->isooutbuf = kmalloc(sizeof(struct isowbuf_t), GFP_KERNEL))) {
-		err("could not allocate isochronous output buffer");
+		pr_err("out of memory\n");
 		kfree(ubc);
 		bcs->hw.bas = NULL;
 		return 0;
@@ -2136,8 +2136,10 @@
 	struct bas_cardstate *ucs;
 
 	cs->hw.bas = ucs = kmalloc(sizeof *ucs, GFP_KERNEL);
-	if (!ucs)
+	if (!ucs) {
+		pr_err("out of memory\n");
 		return 0;
+	}
 
 	ucs->urb_cmd_in = NULL;
 	ucs->urb_cmd_out = NULL;
@@ -2503,11 +2505,11 @@
 	/* register this driver with the USB subsystem */
 	result = usb_register(&gigaset_usb_driver);
 	if (result < 0) {
-		err("usb_register failed (error %d)", -result);
+		pr_err("error %d registering USB driver\n", -result);
 		goto error;
 	}
 
-	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_DESC "\n");
+	pr_info(DRIVER_DESC "\n");
 	return 0;
 
 error: