pci syscall.c: Switch to refcounting API (e4585da2) · Commits · e / devices / android_kernel_samsung_exynos5433

drivers/pci/syscall.c

+11 −9

Original line number	Original line	Diff line number	Diff line
	@@ -23,14 +23,14 @@ sys_pciconfig_read(unsigned long bus, unsigned long dfn,
	u8 byte;		u8 byte;
	u16 word;		u16 word;
	u32 dword;		u32 dword;
	long err, cfg_ret;		long err;
			long cfg_ret;

	err = -EPERM;
	if (!capable(CAP_SYS_ADMIN))		if (!capable(CAP_SYS_ADMIN))
	goto error;		return -EPERM;

	err = -ENODEV;		err = -ENODEV;
	dev = pci_find_slot(bus, dfn);		dev = pci_get_bus_and_slot(bus, dfn);
	if (!dev)		if (!dev)
	goto error;		goto error;

	@@ -66,7 +66,8 @@ sys_pciconfig_read(unsigned long bus, unsigned long dfn,
	case 4:		case 4:
	err = put_user(dword, (unsigned int __user *)buf);		err = put_user(dword, (unsigned int __user *)buf);
	break;		break;
	};		}
			pci_dev_put(dev);
	return err;		return err;

	error:		error:
	@@ -83,7 +84,8 @@ error:
	case 4:		case 4:
	put_user(-1, (unsigned int __user *)buf);		put_user(-1, (unsigned int __user *)buf);
	break;		break;
	};		}
			pci_dev_put(dev);
	return err;		return err;
	}		}

	@@ -101,7 +103,7 @@ sys_pciconfig_write(unsigned long bus, unsigned long dfn,
	if (!capable(CAP_SYS_ADMIN))		if (!capable(CAP_SYS_ADMIN))
	return -EPERM;		return -EPERM;

	dev = pci_find_slot(bus, dfn);		dev = pci_get_bus_and_slot(bus, dfn);
	if (!dev)		if (!dev)
	return -ENODEV;		return -ENODEV;

	@@ -137,8 +139,8 @@ sys_pciconfig_write(unsigned long bus, unsigned long dfn,
	default:		default:
	err = -EINVAL;		err = -EINVAL;
	break;		break;
	};		}
	unlock_kernel();		unlock_kernel();
			pci_dev_put(dev);
	return err;		return err;
	}		}