hwmon: (vt8231) Use pr_fmt and pr_<level>

Added #define pr_fmt KBUILD_MODNAME ": " fmt
Converted printks to pr_<level>
Coalesced any long formats
Removed prefixes from formats
Signed-off-by: NJoe Perches <joe@perches.com>
Signed-off-by: NGuenter Roeck <guenter.roeck@ericsson.com>

drivers/hwmon/vt8231.c

@@ -24,6 +24,8 @@
 /* Supports VIA VT8231 South Bridge embedded sensors
 */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/slab.h>
@@ -902,21 +904,19 @@ static int __devinit vt8231_device_add(unsigned short address)
 	pdev = platform_device_alloc("vt8231", address);
 	if (!pdev) {
 		err = -ENOMEM;
-		printk(KERN_ERR "vt8231: Device allocation failed\n");
+		pr_err("Device allocation failed\n");
 		goto exit;
 	}
 
 	err = platform_device_add_resources(pdev, &res, 1);
 	if (err) {
-		printk(KERN_ERR "vt8231: Device resource addition failed "
-		       "(%d)\n", err);
+		pr_err("Device resource addition failed (%d)\n", err);
 		goto exit_device_put;
 	}
 
 	err = platform_device_add(pdev);
 	if (err) {
-		printk(KERN_ERR "vt8231: Device addition failed (%d)\n",
-		       err);
+		pr_err("Device addition failed (%d)\n", err);
 		goto exit_device_put;
 	}