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 #include #include @@ -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; }