[media] media-devnode: Replace printk with pr_*

Fixes checkpatch warnings related to printk.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 8 insertions, 6 deletions

diff --git a/drivers/media/media-devnode.c b/drivers/media/media-devnode.c
index f6b52d549430..023b2a1cbb9b 100644
--- a/drivers/media/media-devnode.c
+++ b/drivers/media/media-devnode.c
@@ -30,6 +30,8 @@
  * counting.
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/module.h>
@@ -215,7 +217,7 @@ int __must_check media_devnode_register(struct media_devnode *mdev)
         minor = find_next_zero_bit(media_devnode_nums, MEDIA_NUM_DEVICES, 0);
         if (minor == MEDIA_NUM_DEVICES) {
                 mutex_unlock(&media_devnode_lock);
-                printk(KERN_ERR "could not get a free minor\n");
+                pr_err("could not get a free minor\n");
                 return -ENFILE;
         }
 
@@ -230,7 +232,7 @@ int __must_check media_devnode_register(struct media_devnode *mdev)
 
         ret = cdev_add(&mdev->cdev, MKDEV(MAJOR(media_dev_t), mdev->minor), 1);
         if (ret < 0) {
-                printk(KERN_ERR "%s: cdev_add failed\n", __func__);
+                pr_err("%s: cdev_add failed\n", __func__);
                 goto error;
         }
 
@@ -243,7 +245,7 @@ int __must_check media_devnode_register(struct media_devnode *mdev)
         dev_set_name(&mdev->dev, "media%d", mdev->minor);
         ret = device_register(&mdev->dev);
         if (ret < 0) {
-                printk(KERN_ERR "%s: device_register failed\n", __func__);
+                pr_err("%s: device_register failed\n", __func__);
                 goto error;
         }
 
@@ -287,18 +289,18 @@ static int __init media_devnode_init(void)
 {
         int ret;
 
-        printk(KERN_INFO "Linux media interface: v0.10\n");
+        pr_info("Linux media interface: v0.10\n");
         ret = alloc_chrdev_region(&media_dev_t, 0, MEDIA_NUM_DEVICES,
                                   MEDIA_NAME);
         if (ret < 0) {
-                printk(KERN_WARNING "media: unable to allocate major\n");
+                pr_warn("unable to allocate major\n");
                 return ret;
         }
 
         ret = bus_register(&media_bus_type);
         if (ret < 0) {
                 unregister_chrdev_region(media_dev_t, MEDIA_NUM_DEVICES);
-                printk(KERN_WARNING "media: bus_register failed\n");
+                pr_warn("bus_register failed\n");
                 return -EIO;
         }