diff options
Diffstat (limited to 'net')
36 files changed, 114 insertions, 209 deletions
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c index cf5219df7903..134419667d59 100644 --- a/net/8021q/vlan_netlink.c +++ b/net/8021q/vlan_netlink.c @@ -161,10 +161,8 @@ static int vlan_newlink(struct net *src_net, struct net_device *dev, return -ENODEV; } - if (data[IFLA_VLAN_PROTOCOL]) - proto = nla_get_be16(data[IFLA_VLAN_PROTOCOL]); - else - proto = htons(ETH_P_8021Q); + proto = nla_get_be16_default(data[IFLA_VLAN_PROTOCOL], + htons(ETH_P_8021Q)); vlan->vlan_proto = proto; vlan->vlan_id = nla_get_u16(data[IFLA_VLAN_ID]); diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c index d0de9677f450..34185d138c95 100644 --- a/net/core/fib_rules.c +++ b/net/core/fib_rules.c @@ -558,8 +558,7 @@ static int fib_nl2rule(struct sk_buff *skb, struct nlmsghdr *nlh, nlrule->pref = fib_default_rule_pref(ops); } - nlrule->proto = tb[FRA_PROTOCOL] ? - nla_get_u8(tb[FRA_PROTOCOL]) : RTPROT_UNSPEC; + nlrule->proto = nla_get_u8_default(tb[FRA_PROTOCOL], RTPROT_UNSPEC); if (tb[FRA_IIFNAME]) { struct net_device *dev; diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 3b33810d92a8..a5c386a45501 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2940,10 +2940,7 @@ static int do_setlink(const struct sk_buff *skb, struct net_device *dev, const char *pat = ifname[0] ? ifname : NULL; int new_ifindex; - if (tb[IFLA_NEW_IFINDEX]) - new_ifindex = nla_get_s32(tb[IFLA_NEW_IFINDEX]); - else - new_ifindex = 0; + new_ifindex = nla_get_s32_default(tb[IFLA_NEW_IFINDEX], 0); err = __dev_change_net_namespace(dev, tgt_net, pat, new_ifindex); if (err) diff --git a/net/devlink/dev.c b/net/devlink/dev.c index 9264bbc90d0c..d6e3db300acb 100644 --- a/net/devlink/dev.c +++ b/net/devlink/dev.c @@ -531,10 +531,8 @@ int devlink_nl_reload_doit(struct sk_buff *skb, struct genl_info *info) return err; } - if (info->attrs[DEVLINK_ATTR_RELOAD_ACTION]) - action = nla_get_u8(info->attrs[DEVLINK_ATTR_RELOAD_ACTION]); - else - action = DEVLINK_RELOAD_ACTION_DRIVER_REINIT; + action = nla_get_u8_default(info->attrs[DEVLINK_ATTR_RELOAD_ACTION], + DEVLINK_RELOAD_ACTION_DRIVER_REINIT); if (!devlink_reload_action_is_supported(devlink, action)) { NL_SET_ERR_MSG(info->extack, "Requested reload action is not supported by the driver"); diff --git a/net/hsr/hsr_netlink.c b/net/hsr/hsr_netlink.c index 6f09b9512484..b68f2f71d0e1 100644 --- a/net/hsr/hsr_netlink.c +++ b/net/hsr/hsr_netlink.c @@ -82,10 +82,7 @@ static int hsr_newlink(struct net *src_net, struct net_device *dev, return -EINVAL; } - if (!data[IFLA_HSR_MULTICAST_SPEC]) - multicast_spec = 0; - else - multicast_spec = nla_get_u8(data[IFLA_HSR_MULTICAST_SPEC]); + multicast_spec = nla_get_u8_default(data[IFLA_HSR_MULTICAST_SPEC], 0); if (data[IFLA_HSR_PROTOCOL]) proto = nla_get_u8(data[IFLA_HSR_PROTOCOL]); diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c index 29bf97640166..74ef0a310afb 100644 --- a/net/ieee802154/nl-mac.c +++ b/net/ieee802154/nl-mac.c @@ -202,10 +202,7 @@ int ieee802154_associate_req(struct sk_buff *skb, struct genl_info *info) addr.pan_id = nla_get_shortaddr( info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); - if (info->attrs[IEEE802154_ATTR_PAGE]) - page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); - else - page = 0; + page = nla_get_u8_default(info->attrs[IEEE802154_ATTR_PAGE], 0); ret = ieee802154_mlme_ops(dev)->assoc_req(dev, &addr, nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]), @@ -338,10 +335,7 @@ int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info) blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]); coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]); - if (info->attrs[IEEE802154_ATTR_PAGE]) - page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); - else - page = 0; + page = nla_get_u8_default(info->attrs[IEEE802154_ATTR_PAGE], 0); if (addr.short_addr == cpu_to_le16(IEEE802154_ADDR_BROADCAST)) { ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS); @@ -388,10 +382,7 @@ int ieee802154_scan_req(struct sk_buff *skb, struct genl_info *info) channels = nla_get_u32(info->attrs[IEEE802154_ATTR_CHANNELS]); duration = nla_get_u8(info->attrs[IEEE802154_ATTR_DURATION]); - if (info->attrs[IEEE802154_ATTR_PAGE]) - page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); - else - page = 0; + page = nla_get_u8_default(info->attrs[IEEE802154_ATTR_PAGE], 0); ret = ieee802154_mlme_ops(dev)->scan_req(dev, type, channels, page, duration); diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index 7eb37de3add2..5a024ca60d35 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -1438,22 +1438,18 @@ static int nl802154_trigger_scan(struct sk_buff *skb, struct genl_info *info) } /* Use current page by default */ - if (info->attrs[NL802154_ATTR_PAGE]) - request->page = nla_get_u8(info->attrs[NL802154_ATTR_PAGE]); - else - request->page = wpan_phy->current_page; + request->page = nla_get_u8_default(info->attrs[NL802154_ATTR_PAGE], + wpan_phy->current_page); /* Scan all supported channels by default */ - if (info->attrs[NL802154_ATTR_SCAN_CHANNELS]) - request->channels = nla_get_u32(info->attrs[NL802154_ATTR_SCAN_CHANNELS]); - else - request->channels = wpan_phy->supported.channels[request->page]; + request->channels = + nla_get_u32_default(info->attrs[NL802154_ATTR_SCAN_CHANNELS], + wpan_phy->supported.channels[request->page]); /* Use maximum duration order by default */ - if (info->attrs[NL802154_ATTR_SCAN_DURATION]) - request->duration = nla_get_u8(info->attrs[NL802154_ATTR_SCAN_DURATION]); - else - request->duration = IEEE802154_MAX_SCAN_DURATION; + request->duration = + nla_get_u8_default(info->attrs[NL802154_ATTR_SCAN_DURATION], + IEEE802154_MAX_SCAN_DURATION); err = rdev_trigger_scan(rdev, request); if (err) { @@ -1598,10 +1594,8 @@ nl802154_send_beacons(struct sk_buff *skb, struct genl_info *info) request->wpan_phy = wpan_phy; /* Use maximum duration order by default */ - if (info->attrs[NL802154_ATTR_BEACON_INTERVAL]) - request->interval = nla_get_u8(info->attrs[NL802154_ATTR_BEACON_INTERVAL]); - else - request->interval = IEEE802154_MAX_SCAN_DURATION; + request->interval = nla_get_u8_default(info->attrs[NL802154_ATTR_BEACON_INTERVAL], + IEEE802154_MAX_SCAN_DURATION); err = rdev_send_beacons(rdev, request); if (err) { diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index f58f39a9ee87..c8b3cf5fba4c 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -926,8 +926,7 @@ static struct in_ifaddr *inet_rtm_to_ifa(struct net *net, struct nlmsghdr *nlh, ifa->ifa_prefixlen = ifm->ifa_prefixlen; ifa->ifa_mask = inet_make_mask(ifm->ifa_prefixlen); - ifa->ifa_flags = tb[IFA_FLAGS] ? nla_get_u32(tb[IFA_FLAGS]) : - ifm->ifa_flags; + ifa->ifa_flags = nla_get_u32_default(tb[IFA_FLAGS], ifm->ifa_flags); ifa->ifa_scope = ifm->ifa_scope; ifa->ifa_local = nla_get_in_addr(tb[IFA_LOCAL]); ifa->ifa_address = nla_get_in_addr(tb[IFA_ADDRESS]); diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 99e7cd0531d9..c58dd78509a2 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -2546,9 +2546,9 @@ static int ipmr_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, if (err < 0) goto errout; - src = tb[RTA_SRC] ? nla_get_in_addr(tb[RTA_SRC]) : 0; - grp = tb[RTA_DST] ? nla_get_in_addr(tb[RTA_DST]) : 0; - tableid = tb[RTA_TABLE] ? nla_get_u32(tb[RTA_TABLE]) : 0; + src = nla_get_in_addr_default(tb[RTA_SRC], 0); + grp = nla_get_in_addr_default(tb[RTA_DST], 0); + tableid = nla_get_u32_default(tb[RTA_TABLE], 0); mrt = ipmr_get_table(net, tableid ? tableid : RT_TABLE_DEFAULT); if (!mrt) { diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c index 570e450e008c..09a3d73b45ba 100644 --- a/net/ipv4/nexthop.c +++ b/net/ipv4/nexthop.c @@ -3247,12 +3247,8 @@ static int nh_valid_get_del_req(const struct nlmsghdr *nlh, return -EINVAL; } - if (op_flags) { - if (tb[NHA_OP_FLAGS]) - *op_flags = nla_get_u32(tb[NHA_OP_FLAGS]); - else - *op_flags = 0; - } + if (op_flags) + *op_flags = nla_get_u32_default(tb[NHA_OP_FLAGS], 0); return 0; } @@ -3433,10 +3429,7 @@ static int nh_valid_dump_req(const struct nlmsghdr *nlh, if (err < 0) return err; - if (tb[NHA_OP_FLAGS]) - filter->op_flags = nla_get_u32(tb[NHA_OP_FLAGS]); - else - filter->op_flags = 0; + filter->op_flags = nla_get_u32_default(tb[NHA_OP_FLAGS], 0); return __nh_valid_dump_req(nlh, tb, filter, cb->extack); } diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 763398e08b7d..4c5e773002fe 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -3231,10 +3231,10 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, return err; rtm = nlmsg_data(nlh); - src = tb[RTA_SRC] ? nla_get_in_addr(tb[RTA_SRC]) : 0; - dst = tb[RTA_DST] ? nla_get_in_addr(tb[RTA_DST]) : 0; - iif = tb[RTA_IIF] ? nla_get_u32(tb[RTA_IIF]) : 0; - mark = tb[RTA_MARK] ? nla_get_u32(tb[RTA_MARK]) : 0; + src = nla_get_in_addr_default(tb[RTA_SRC], 0); + dst = nla_get_in_addr_default(tb[RTA_DST], 0); + iif = nla_get_u32_default(tb[RTA_IIF], 0); + mark = nla_get_u32_default(tb[RTA_MARK], 0); if (tb[RTA_UID]) uid = make_kuid(current_user_ns(), nla_get_u32(tb[RTA_UID])); else @@ -3260,7 +3260,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, fl4.daddr = dst; fl4.saddr = src; fl4.flowi4_tos = rtm->rtm_tos & INET_DSCP_MASK; - fl4.flowi4_oif = tb[RTA_OIF] ? nla_get_u32(tb[RTA_OIF]) : 0; + fl4.flowi4_oif = nla_get_u32_default(tb[RTA_OIF], 0); fl4.flowi4_mark = mark; fl4.flowi4_uid = uid; if (sport) diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index d0a99710d65d..96b5b2b0d507 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4793,7 +4793,7 @@ inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, if (!pfx) return -EINVAL; - ifa_flags = tb[IFA_FLAGS] ? nla_get_u32(tb[IFA_FLAGS]) : ifm->ifa_flags; + ifa_flags = nla_get_u32_default(tb[IFA_FLAGS], ifm->ifa_flags); /* We ignore other flags so far. */ ifa_flags &= IFA_F_MANAGETEMPADDR; @@ -5018,10 +5018,7 @@ inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, return -ENODEV; } - if (tb[IFA_FLAGS]) - cfg.ifa_flags = nla_get_u32(tb[IFA_FLAGS]); - else - cfg.ifa_flags = ifm->ifa_flags; + cfg.ifa_flags = nla_get_u32_default(tb[IFA_FLAGS], ifm->ifa_flags); /* We ignore other flags so far. */ cfg.ifa_flags &= IFA_F_NODAD | IFA_F_HOMEADDRESS | diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c index 534a4498e280..7646e401c630 100644 --- a/net/ipv6/ila/ila_xlat.c +++ b/net/ipv6/ila/ila_xlat.c @@ -105,16 +105,11 @@ static int parse_nl_config(struct genl_info *info, xp->ip.locator_match.v64 = (__force __be64)nla_get_u64( info->attrs[ILA_ATTR_LOCATOR_MATCH]); - if (info->attrs[ILA_ATTR_CSUM_MODE]) - xp->ip.csum_mode = nla_get_u8(info->attrs[ILA_ATTR_CSUM_MODE]); - else - xp->ip.csum_mode = ILA_CSUM_NO_ACTION; - - if (info->attrs[ILA_ATTR_IDENT_TYPE]) - xp->ip.ident_type = nla_get_u8( - info->attrs[ILA_ATTR_IDENT_TYPE]); - else - xp->ip.ident_type = ILA_ATYPE_USE_FORMAT; + xp->ip.csum_mode = nla_get_u8_default(info->attrs[ILA_ATTR_CSUM_MODE], + ILA_CSUM_NO_ACTION); + + xp->ip.ident_type = nla_get_u8_default(info->attrs[ILA_ATTR_IDENT_TYPE], + ILA_ATYPE_USE_FORMAT); if (info->attrs[ILA_ATTR_IFINDEX]) xp->ifindex = nla_get_s32(info->attrs[ILA_ATTR_IFINDEX]); diff --git a/net/ipv6/ioam6.c b/net/ipv6/ioam6.c index 08c929513065..a84d332f952f 100644 --- a/net/ipv6/ioam6.c +++ b/net/ipv6/ioam6.c @@ -135,15 +135,11 @@ static int ioam6_genl_addns(struct sk_buff *skb, struct genl_info *info) ns->id = id; - if (!info->attrs[IOAM6_ATTR_NS_DATA]) - data32 = IOAM6_U32_UNAVAILABLE; - else - data32 = nla_get_u32(info->attrs[IOAM6_ATTR_NS_DATA]); - - if (!info->attrs[IOAM6_ATTR_NS_DATA_WIDE]) - data64 = IOAM6_U64_UNAVAILABLE; - else - data64 = nla_get_u64(info->attrs[IOAM6_ATTR_NS_DATA_WIDE]); + data32 = nla_get_u32_default(info->attrs[IOAM6_ATTR_NS_DATA], + IOAM6_U32_UNAVAILABLE); + + data64 = nla_get_u64_default(info->attrs[IOAM6_ATTR_NS_DATA_WIDE], + IOAM6_U64_UNAVAILABLE); ns->data = cpu_to_be32(data32); ns->data_wide = cpu_to_be64(data64); diff --git a/net/ipv6/ioam6_iptunnel.c b/net/ipv6/ioam6_iptunnel.c index beb6b4cfc551..9d8422e350f8 100644 --- a/net/ipv6/ioam6_iptunnel.c +++ b/net/ipv6/ioam6_iptunnel.c @@ -142,10 +142,8 @@ static int ioam6_build_state(struct net *net, struct nlattr *nla, } } - if (!tb[IOAM6_IPTUNNEL_MODE]) - mode = IOAM6_IPTUNNEL_MODE_INLINE; - else - mode = nla_get_u8(tb[IOAM6_IPTUNNEL_MODE]); + mode = nla_get_u8_default(tb[IOAM6_IPTUNNEL_MODE], + IOAM6_IPTUNNEL_MODE_INLINE); if (tb[IOAM6_IPTUNNEL_SRC] && mode == IOAM6_IPTUNNEL_MODE_INLINE) { NL_SET_ERR_MSG(extack, "no tunnel src expected with this mode"); diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 8add0f45aa52..d66f58932a79 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -2560,7 +2560,7 @@ static int ip6mr_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, src = nla_get_in6_addr(tb[RTA_SRC]); if (tb[RTA_DST]) grp = nla_get_in6_addr(tb[RTA_DST]); - tableid = tb[RTA_TABLE] ? nla_get_u32(tb[RTA_TABLE]) : 0; + tableid = nla_get_u32_default(tb[RTA_TABLE], 0); mrt = ip6mr_get_table(net, tableid ?: RT_TABLE_DEFAULT); if (!mrt) { diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index dc6ddc4abbe2..7d13110ce188 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -3662,10 +3662,7 @@ static int ip_vs_genl_parse_dest(struct ip_vs_dest_user_kern *udest, nla_memcpy(&udest->addr, nla_addr, sizeof(udest->addr)); udest->port = nla_get_be16(nla_port); - if (nla_addr_family) - udest->af = nla_get_u16(nla_addr_family); - else - udest->af = 0; + udest->af = nla_get_u16_default(nla_addr_family, 0); /* If a full entry was requested, check for the additional fields */ if (full_entry) { diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c index 4085c436e306..aad84aabd7f1 100644 --- a/net/netfilter/nf_nat_core.c +++ b/net/netfilter/nf_nat_core.c @@ -1090,10 +1090,8 @@ static int nf_nat_ipv4_nlattr_to_range(struct nlattr *tb[], range->flags |= NF_NAT_RANGE_MAP_IPS; } - if (tb[CTA_NAT_V4_MAXIP]) - range->max_addr.ip = nla_get_be32(tb[CTA_NAT_V4_MAXIP]); - else - range->max_addr.ip = range->min_addr.ip; + range->max_addr.ip = nla_get_be32_default(tb[CTA_NAT_V4_MAXIP], + range->min_addr.ip); return 0; } diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c index 5c6ed68cc6e0..681301b46aa4 100644 --- a/net/netfilter/nft_tunnel.c +++ b/net/netfilter/nft_tunnel.c @@ -497,10 +497,7 @@ static int nft_tunnel_obj_init(const struct nft_ctx *ctx, } if (tb[NFTA_TUNNEL_KEY_TOS]) info.key.tos = nla_get_u8(tb[NFTA_TUNNEL_KEY_TOS]); - if (tb[NFTA_TUNNEL_KEY_TTL]) - info.key.ttl = nla_get_u8(tb[NFTA_TUNNEL_KEY_TTL]); - else - info.key.ttl = U8_MAX; + info.key.ttl = nla_get_u8_default(tb[NFTA_TUNNEL_KEY_TTL], U8_MAX); if (tb[NFTA_TUNNEL_KEY_OPTS]) { err = nft_tunnel_obj_opts_init(ctx, tb[NFTA_TUNNEL_KEY_OPTS], diff --git a/net/netlabel/netlabel_mgmt.c b/net/netlabel/netlabel_mgmt.c index 689eaa2afbec..079fe72a6384 100644 --- a/net/netlabel/netlabel_mgmt.c +++ b/net/netlabel/netlabel_mgmt.c @@ -107,11 +107,9 @@ static int netlbl_mgmt_add_common(struct genl_info *info, switch (entry->def.type) { case NETLBL_NLTYPE_UNLABELED: - if (info->attrs[NLBL_MGMT_A_FAMILY]) - entry->family = - nla_get_u16(info->attrs[NLBL_MGMT_A_FAMILY]); - else - entry->family = AF_UNSPEC; + entry->family = + nla_get_u16_default(info->attrs[NLBL_MGMT_A_FAMILY], + AF_UNSPEC); break; case NETLBL_NLTYPE_CIPSOV4: if (!info->attrs[NLBL_MGMT_A_CV4DOI]) @@ -601,10 +599,7 @@ static int netlbl_mgmt_listdef(struct sk_buff *skb, struct genl_info *info) struct netlbl_dom_map *entry; u16 family; - if (info->attrs[NLBL_MGMT_A_FAMILY]) - family = nla_get_u16(info->attrs[NLBL_MGMT_A_FAMILY]); - else - family = AF_INET; + family = nla_get_u16_default(info->attrs[NLBL_MGMT_A_FAMILY], AF_INET); ans_skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); if (ans_skb == NULL) diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index 78d9961fcd44..225f6048867f 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -1828,8 +1828,7 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct genl_info *info) parms.dp = dp; parms.port_no = OVSP_LOCAL; parms.upcall_portids = a[OVS_DP_ATTR_UPCALL_PID]; - parms.desired_ifindex = a[OVS_DP_ATTR_IFINDEX] - ? nla_get_s32(a[OVS_DP_ATTR_IFINDEX]) : 0; + parms.desired_ifindex = nla_get_s32_default(a[OVS_DP_ATTR_IFINDEX], 0); /* So far only local changes have been made, now need the lock. */ ovs_lock(); @@ -2266,8 +2265,7 @@ static int ovs_vport_cmd_new(struct sk_buff *skb, struct genl_info *info) if (a[OVS_VPORT_ATTR_IFINDEX] && parms.type != OVS_VPORT_TYPE_INTERNAL) return -EOPNOTSUPP; - port_no = a[OVS_VPORT_ATTR_PORT_NO] - ? nla_get_u32(a[OVS_VPORT_ATTR_PORT_NO]) : 0; + port_no = nla_get_u32_default(a[OVS_VPORT_ATTR_PORT_NO], 0); if (port_no >= DP_MAX_PORTS) return -EFBIG; @@ -2304,8 +2302,8 @@ restart: parms.dp = dp; parms.port_no = port_no; parms.upcall_portids = a[OVS_VPORT_ATTR_UPCALL_PID]; - parms.desired_ifindex = a[OVS_VPORT_ATTR_IFINDEX] - ? nla_get_s32(a[OVS_VPORT_ATTR_IFINDEX]) : 0; + parms.desired_ifindex = nla_get_s32_default(a[OVS_VPORT_ATTR_IFINDEX], + 0); vport = new_vport(&parms); err = PTR_ERR(vport); diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c index 729ef582a3a8..881ddd3696d5 100644 --- a/net/openvswitch/flow_netlink.c +++ b/net/openvswitch/flow_netlink.c @@ -1938,7 +1938,7 @@ int ovs_nla_get_identifier(struct sw_flow_id *sfid, const struct nlattr *ufid, u32 ovs_nla_get_ufid_flags(const struct nlattr *attr) { - return attr ? nla_get_u32(attr) : 0; + return nla_get_u32_default(attr, 0); } /** diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c index 2197eb625658..c02f39efc6ef 100644 --- a/net/sched/act_ct.c +++ b/net/sched/act_ct.c @@ -1183,9 +1183,8 @@ static int tcf_ct_fill_params_nat(struct tcf_ct_params *p, range->min_addr.ip = nla_get_in_addr(tb[TCA_CT_NAT_IPV4_MIN]); - range->max_addr.ip = max_attr ? - nla_get_in_addr(max_attr) : - range->min_addr.ip; + range->max_addr.ip = + nla_get_in_addr_default(max_attr, range->min_addr.ip); } else if (tb[TCA_CT_NAT_IPV6_MIN]) { struct nlattr *max_attr = tb[TCA_CT_NAT_IPV6_MAX]; @@ -1314,8 +1313,9 @@ static int tcf_ct_fill_params(struct net *net, err = -EINVAL; goto err; } - family = tb[TCA_CT_HELPER_FAMILY] ? nla_get_u8(tb[TCA_CT_HELPER_FAMILY]) : AF_INET; - proto = tb[TCA_CT_HELPER_PROTO] ? nla_get_u8(tb[TCA_CT_HELPER_PROTO]) : IPPROTO_TCP; + family = nla_get_u8_default(tb[TCA_CT_HELPER_FAMILY], AF_INET); + proto = nla_get_u8_default(tb[TCA_CT_HELPER_PROTO], + IPPROTO_TCP); err = nf_ct_add_helper(tmpl, name, family, proto, p->ct_action & TCA_CT_ACT_NAT, &p->helper); if (err) { diff --git a/net/sched/act_ctinfo.c b/net/sched/act_ctinfo.c index 5dd41a012110..5b1241ddc758 100644 --- a/net/sched/act_ctinfo.c +++ b/net/sched/act_ctinfo.c @@ -197,8 +197,9 @@ static int tcf_ctinfo_init(struct net *net, struct nlattr *nla, "dscp mask must be 6 contiguous bits"); return -EINVAL; } - dscpstatemask = tb[TCA_CTINFO_PARMS_DSCP_STATEMASK] ? - nla_get_u32(tb[TCA_CTINFO_PARMS_DSCP_STATEMASK]) : 0; + dscpstatemask = + nla_get_u32_default(tb[TCA_CTINFO_PARMS_DSCP_STATEMASK], + 0); /* mask & statemask must not overlap */ if (dscpmask & dscpstatemask) { NL_SET_ERR_MSG_ATTR(extack, @@ -243,8 +244,7 @@ static int tcf_ctinfo_init(struct net *net, struct nlattr *nla, } cp_new->net = net; - cp_new->zone = tb[TCA_CTINFO_ZONE] ? - nla_get_u16(tb[TCA_CTINFO_ZONE]) : 0; + cp_new->zone = nla_get_u16_default(tb[TCA_CTINFO_ZONE], 0); if (dscpmask) { cp_new->dscpmask = dscpmask; cp_new->dscpmaskshift = dscpmaskshift; diff --git a/net/sched/act_gate.c b/net/sched/act_gate.c index 1dd74125398a..91c0ec729823 100644 --- a/net/sched/act_gate.c +++ b/net/sched/act_gate.c @@ -190,15 +190,10 @@ static int fill_gate_entry(struct nlattr **tb, struct tcfg_gate_entry *entry, entry->interval = interval; - if (tb[TCA_GATE_ENTRY_IPV]) - entry->ipv = nla_get_s32(tb[TCA_GATE_ENTRY_IPV]); - else - entry->ipv = -1; + entry->ipv = nla_get_s32_default(tb[TCA_GATE_ENTRY_IPV], -1); - if (tb[TCA_GATE_ENTRY_MAX_OCTETS]) - entry->maxoctets = nla_get_s32(tb[TCA_GATE_ENTRY_MAX_OCTETS]); - else - entry->maxoctets = -1; + entry->maxoctets = nla_get_s32_default(tb[TCA_GATE_ENTRY_MAX_OCTETS], + -1); return 0; } diff --git a/net/sched/act_mpls.c b/net/sched/act_mpls.c index 44a37a71ae92..9f86f4e666d3 100644 --- a/net/sched/act_mpls.c +++ b/net/sched/act_mpls.c @@ -288,16 +288,14 @@ static int tcf_mpls_init(struct net *net, struct nlattr *nla, } p->tcfm_action = parm->m_action; - p->tcfm_label = tb[TCA_MPLS_LABEL] ? nla_get_u32(tb[TCA_MPLS_LABEL]) : - ACT_MPLS_LABEL_NOT_SET; - p->tcfm_tc = tb[TCA_MPLS_TC] ? nla_get_u8(tb[TCA_MPLS_TC]) : - ACT_MPLS_TC_NOT_SET; - p->tcfm_ttl = tb[TCA_MPLS_TTL] ? nla_get_u8(tb[TCA_MPLS_TTL]) : - mpls_ttl; - p->tcfm_bos = tb[TCA_MPLS_BOS] ? nla_get_u8(tb[TCA_MPLS_BOS]) : - ACT_MPLS_BOS_NOT_SET; - p->tcfm_proto = tb[TCA_MPLS_PROTO] ? nla_get_be16(tb[TCA_MPLS_PROTO]) : - htons(ETH_P_MPLS_UC); + p->tcfm_label = nla_get_u32_default(tb[TCA_MPLS_LABEL], + ACT_MPLS_LABEL_NOT_SET); + p->tcfm_tc = nla_get_u8_default(tb[TCA_MPLS_TC], ACT_MPLS_TC_NOT_SET); + p->tcfm_ttl = nla_get_u8_default(tb[TCA_MPLS_TTL], mpls_ttl); + p->tcfm_bos = nla_get_u8_default(tb[TCA_MPLS_BOS], + ACT_MPLS_BOS_NOT_SET); + p->tcfm_proto = nla_get_be16_default(tb[TCA_MPLS_PROTO], + htons(ETH_P_MPLS_UC)); spin_lock_bh(&m->tcf_lock); goto_ch = tcf_action_set_ctrlact(*a, parm->action, goto_ch); diff --git a/net/sched/act_police.c b/net/sched/act_police.c index 8555125ed34d..a214ed681142 100644 --- a/net/sched/act_police.c +++ b/net/sched/act_police.c @@ -167,8 +167,7 @@ static int tcf_police_init(struct net *net, struct nlattr *nla, } if (R_tab) { new->rate_present = true; - rate64 = tb[TCA_POLICE_RATE64] ? - nla_get_u64(tb[TCA_POLICE_RATE64]) : 0; + rate64 = nla_get_u64_default(tb[TCA_POLICE_RATE64], 0); psched_ratecfg_precompute(&new->rate, &R_tab->rate, rate64); qdisc_put_rtab(R_tab); } else { @@ -176,8 +175,7 @@ static int tcf_police_init(struct net *net, struct nlattr *nla, } if (P_tab) { new->peak_present = true; - prate64 = tb[TCA_POLICE_PEAKRATE64] ? - nla_get_u64(tb[TCA_POLICE_PEAKRATE64]) : 0; + prate64 = nla_get_u64_default(tb[TCA_POLICE_PEAKRATE64], 0); psched_ratecfg_precompute(&new->peak, &P_tab->rate, prate64); qdisc_put_rtab(P_tab); } else { diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 2a7d856cc334..04942f8c62e0 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -2297,7 +2297,7 @@ replay: } block->classid = parent; - chain_index = tca[TCA_CHAIN] ? nla_get_u32(tca[TCA_CHAIN]) : 0; + chain_index = nla_get_u32_default(tca[TCA_CHAIN], 0); if (chain_index > TC_ACT_EXT_VAL_MASK) { NL_SET_ERR_MSG(extack, "Specified chain index exceeds upper limit"); err = -EINVAL; @@ -2509,7 +2509,7 @@ static int tc_del_tfilter(struct sk_buff *skb, struct nlmsghdr *n, goto errout; } - chain_index = tca[TCA_CHAIN] ? nla_get_u32(tca[TCA_CHAIN]) : 0; + chain_index = nla_get_u32_default(tca[TCA_CHAIN], 0); if (chain_index > TC_ACT_EXT_VAL_MASK) { NL_SET_ERR_MSG(extack, "Specified chain index exceeds upper limit"); err = -EINVAL; @@ -2664,7 +2664,7 @@ static int tc_get_tfilter(struct sk_buff *skb, struct nlmsghdr *n, goto errout; } - chain_index = tca[TCA_CHAIN] ? nla_get_u32(tca[TCA_CHAIN]) : 0; + chain_index = nla_get_u32_default(tca[TCA_CHAIN], 0); if (chain_index > TC_ACT_EXT_VAL_MASK) { NL_SET_ERR_MSG(extack, "Specified chain index exceeds upper limit"); err = -EINVAL; @@ -3104,7 +3104,7 @@ replay: if (IS_ERR(block)) return PTR_ERR(block); - chain_index = tca[TCA_CHAIN] ? nla_get_u32(tca[TCA_CHAIN]) : 0; + chain_index = nla_get_u32_default(tca[TCA_CHAIN], 0); if (chain_index > TC_ACT_EXT_VAL_MASK) { NL_SET_ERR_MSG(extack, "Specified chain index exceeds upper limit"); err = -EINVAL; diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c index 91072010923d..1e940ad0d2fa 100644 --- a/net/sched/sch_choke.c +++ b/ |