diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 10c54b36d26c..8ab1f8f3c26e 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -35,6 +35,9 @@ * via an ELAN U132 adapter. * */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include #include #include @@ -623,7 +626,7 @@ static int ftdi_elan_open(struct inode *inode, struct file *file) interface = usb_find_interface(&ftdi_elan_driver, subminor); if (!interface) { - printk(KERN_ERR "can't find device for minor %d\n", subminor); + pr_err("can't find device for minor %d\n", subminor); return -ENODEV; } else { struct usb_ftdi *ftdi = usb_get_intfdata(interface); @@ -2722,10 +2725,8 @@ static int ftdi_elan_probe(struct usb_interface *interface, struct usb_ftdi *ftdi; ftdi = kzalloc(sizeof(struct usb_ftdi), GFP_KERNEL); - if (!ftdi) { - printk(KERN_ERR "Out of memory\n"); + if (!ftdi) return -ENOMEM; - } mutex_lock(&ftdi_module_lock); list_add_tail(&ftdi->ftdi_list, &ftdi_static_list); @@ -2849,7 +2850,7 @@ static struct usb_driver ftdi_elan_driver = { static int __init ftdi_elan_init(void) { int result; - printk(KERN_INFO "driver %s\n", ftdi_elan_driver.name); + pr_info("driver %s\n", ftdi_elan_driver.name); mutex_init(&ftdi_module_lock); INIT_LIST_HEAD(&ftdi_static_list); status_queue = create_singlethread_workqueue("ftdi-status-control"); @@ -2866,8 +2867,7 @@ static int __init ftdi_elan_init(void) destroy_workqueue(status_queue); destroy_workqueue(command_queue); destroy_workqueue(respond_queue); - printk(KERN_ERR "usb_register failed. Error number %d\n", - result); + pr_err("usb_register failed. Error number %d\n", result); } return result; @@ -2876,7 +2876,7 @@ err_respond_queue: err_command_queue: destroy_workqueue(status_queue); err_status_queue: - printk(KERN_ERR "%s couldn't create workqueue\n", ftdi_elan_driver.name); + pr_err("%s couldn't create workqueue\n", ftdi_elan_driver.name); return -ENOMEM; } @@ -2885,7 +2885,7 @@ static void __exit ftdi_elan_exit(void) struct usb_ftdi *ftdi; struct usb_ftdi *temp; usb_deregister(&ftdi_elan_driver); - printk(KERN_INFO "ftdi_u132 driver deregistered\n"); + pr_info("ftdi_u132 driver deregistered\n"); list_for_each_entry_safe(ftdi, temp, &ftdi_static_list, ftdi_list) { ftdi_status_cancel_work(ftdi); ftdi_command_cancel_work(ftdi);