From 254ec036db1123b10e23e1412c191a3cf70dce71 Mon Sep 17 00:00:00 2001 From: Kyungrok Chung Date: Sat, 16 Oct 2021 20:21:36 +0900 Subject: [PATCH] net: make use of helper netif_is_bridge_master() Make use of netdev helper functions to improve code readability. Replace 'dev->priv_flags & IFF_EBRIDGE' with netif_is_bridge_master(dev). Signed-off-by: Kyungrok Chung Reviewed-by: Nikolay Aleksandrov Signed-off-by: David S. Miller --- net/batman-adv/multicast.c | 2 +- net/bridge/br.c | 4 ++-- net/bridge/br_fdb.c | 6 +++--- net/bridge/br_if.c | 2 +- net/bridge/br_ioctl.c | 2 +- net/bridge/br_mdb.c | 4 ++-- net/bridge/br_netfilter_hooks.c | 2 +- net/bridge/br_netlink.c | 4 ++-- net/core/rtnetlink.c | 2 +- 9 files changed, 14 insertions(+), 14 deletions(-) diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c index a3b6658ed7899..433901dcf0c37 100644 --- a/net/batman-adv/multicast.c +++ b/net/batman-adv/multicast.c @@ -89,7 +89,7 @@ static struct net_device *batadv_mcast_get_bridge(struct net_device *soft_iface) rcu_read_lock(); do { upper = netdev_master_upper_dev_get_rcu(upper); - } while (upper && !(upper->priv_flags & IFF_EBRIDGE)); + } while (upper && !netif_is_bridge_master(upper)); dev_hold(upper); rcu_read_unlock(); diff --git a/net/bridge/br.c b/net/bridge/br.c index d3a32c6813e02..1fac72cc617ff 100644 --- a/net/bridge/br.c +++ b/net/bridge/br.c @@ -36,7 +36,7 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v bool changed_addr; int err; - if (dev->priv_flags & IFF_EBRIDGE) { + if (netif_is_bridge_master(dev)) { err = br_vlan_bridge_event(dev, event, ptr); if (err) return notifier_from_errno(err); @@ -349,7 +349,7 @@ static void __net_exit br_net_exit(struct net *net) rtnl_lock(); for_each_netdev(net, dev) - if (dev->priv_flags & IFF_EBRIDGE) + if (netif_is_bridge_master(dev)) br_dev_delete(dev, &list); unregister_netdevice_many(&list); diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 46812b659710a..a6a68e18c70ab 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -825,7 +825,7 @@ int br_fdb_dump(struct sk_buff *skb, struct net_bridge_fdb_entry *f; int err = 0; - if (!(dev->priv_flags & IFF_EBRIDGE)) + if (!netif_is_bridge_master(dev)) return err; if (!filter_dev) { @@ -1076,7 +1076,7 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], return -EINVAL; } - if (dev->priv_flags & IFF_EBRIDGE) { + if (netif_is_bridge_master(dev)) { br = netdev_priv(dev); vg = br_vlan_group(br); } else { @@ -1173,7 +1173,7 @@ int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[], struct net_bridge *br; int err; - if (dev->priv_flags & IFF_EBRIDGE) { + if (netif_is_bridge_master(dev)) { br = netdev_priv(dev); vg = br_vlan_group(br); } else { diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 4a02f8bb278a1..c11bba3e7ec09 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -471,7 +471,7 @@ int br_del_bridge(struct net *net, const char *name) if (dev == NULL) ret = -ENXIO; /* Could not find device */ - else if (!(dev->priv_flags & IFF_EBRIDGE)) { + else if (!netif_is_bridge_master(dev)) { /* Attempt to delete non bridge device! */ ret = -EPERM; } diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c index 49c268871fc11..db4ab2c2ce18b 100644 --- a/net/bridge/br_ioctl.c +++ b/net/bridge/br_ioctl.c @@ -26,7 +26,7 @@ static int get_bridge_ifindices(struct net *net, int *indices, int num) for_each_netdev_rcu(net, dev) { if (i >= num) break; - if (dev->priv_flags & IFF_EBRIDGE) + if (netif_is_bridge_master(dev)) indices[i++] = dev->ifindex; } rcu_read_unlock(); diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 0281453f77663..61ccf46fcc211 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -422,7 +422,7 @@ static int br_mdb_dump(struct sk_buff *skb, struct netlink_callback *cb) cb->seq = net->dev_base_seq; for_each_netdev_rcu(net, dev) { - if (dev->priv_flags & IFF_EBRIDGE) { + if (netif_is_bridge_master(dev)) { struct net_bridge *br = netdev_priv(dev); struct br_port_msg *bpm; @@ -1016,7 +1016,7 @@ static int br_mdb_parse(struct sk_buff *skb, struct nlmsghdr *nlh, return -ENODEV; } - if (!(dev->priv_flags & IFF_EBRIDGE)) { + if (!netif_is_bridge_master(dev)) { NL_SET_ERR_MSG_MOD(extack, "Device is not a bridge"); return -EOPNOTSUPP; } diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c index 8edfb98ae1d58..b5af68c105a83 100644 --- a/net/bridge/br_netfilter_hooks.c +++ b/net/bridge/br_netfilter_hooks.c @@ -968,7 +968,7 @@ static int brnf_device_event(struct notifier_block *unused, unsigned long event, struct net *net; int ret; - if (event != NETDEV_REGISTER || !(dev->priv_flags & IFF_EBRIDGE)) + if (event != NETDEV_REGISTER || !netif_is_bridge_master(dev)) return NOTIFY_DONE; ASSERT_RTNL(); diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 5c6c4305ed235..0c8b5f1a15bc0 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -106,7 +106,7 @@ static size_t br_get_link_af_size_filtered(const struct net_device *dev, p = br_port_get_check_rcu(dev); if (p) vg = nbp_vlan_group_rcu(p); - } else if (dev->priv_flags & IFF_EBRIDGE) { + } else if (netif_is_bridge_master(dev)) { br = netdev_priv(dev); vg = br_vlan_group_rcu(br); } @@ -1050,7 +1050,7 @@ int br_dellink(struct net_device *dev, struct nlmsghdr *nlh, u16 flags) p = br_port_get_rtnl(dev); /* We want to accept dev as bridge itself as well */ - if (!p && !(dev->priv_flags & IFF_EBRIDGE)) + if (!p && !netif_is_bridge_master(dev)) return -EINVAL; err = br_afspec(br, p, afspec, RTM_DELLINK, &changed, NULL); diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 2dc1b209ba915..564d24c451af7 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -4384,7 +4384,7 @@ static int rtnl_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb) continue; if (br_dev != netdev_master_upper_dev_get(dev) && - !(dev->priv_flags & IFF_EBRIDGE)) + !netif_is_bridge_master(dev)) continue; cops = ops; } -- 2.30.2