udc->regs_info = debugfs_create_file("registers", S_IRUGO,
s3c2410_udc_debugfs_root,
udc, &s3c2410_udc_debugfs_fops);
- if (IS_ERR(udc->regs_info)) {
- dev_warn(dev, "debugfs file creation failed %ld\n",
- PTR_ERR(udc->regs_info));
- udc->regs_info = NULL;
- }
+ if (!udc->regs_info)
+ dev_warn(dev, "debugfs file creation failed\n");
}
dev_dbg(dev, "probe ok\n");