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authorLinus Torvalds <torvalds@linux-foundation.org>2022-11-03 10:51:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-11-03 10:51:59 -0700
commit9521c9d6a53df9c44a5f5ddbc229ceaf3cf79ef6 (patch)
tree993cacf17212302b0a68b753005cd92b916cc489 /lib
parent4d74039149e0062e4ed25738d6e3e06970a38809 (diff)
parent715aee0fde73d5ebac58e2339cef14f2da42e9e3 (diff)
Merge tag 'net-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni: "Including fixes from bluetooth and netfilter. Current release - regressions: - net: several zerocopy flags fixes - netfilter: fix possible memory leak in nf_nat_init() - openvswitch: add missing .resv_start_op Previous releases - regressions: - neigh: fix null-ptr-deref in neigh_table_clear() - sched: fix use after free in red_enqueue() - dsa: fall back to default tagger if we can't load the one from DT - bluetooth: fix use-after-free in l2cap_conn_del() Previous releases - always broken: - netfilter: netlink notifier might race to release objects - nfc: fix potential memory leak of skb - bluetooth: fix use-after-free caused by l2cap_reassemble_sdu - bluetooth: use skb_put to set length - eth: tun: fix bugs for oversize packet when napi frags enabled - eth: lan966x: fixes for when MTU is changed - eth: dwmac-loongson: fix invalid mdio_node" * tag 'net-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (53 commits) vsock: fix possible infinite sleep in vsock_connectible_wait_data() vsock: remove the unused 'wait' in vsock_connectible_recvmsg() ipv6: fix WARNING in ip6_route_net_exit_late() bridge: Fix flushing of dynamic FDB entries net, neigh: Fix null-ptr-deref in neigh_table_clear() net/smc: Fix possible leaked pernet namespace in smc_init() stmmac: dwmac-loongson: fix invalid mdio_node ibmvnic: Free rwi on reset success net: mdio: fix undefined behavior in bit shift for __mdiobus_register Bluetooth: L2CAP: Fix attempting to access uninitialized memory Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm Bluetooth: L2CAP: Fix accepting connection request for invalid SPSM Bluetooth: hci_conn: Fix not restoring ISO buffer count on disconnect Bluetooth: L2CAP: Fix memory leak in vhci_write Bluetooth: L2CAP: fix use-after-free in l2cap_conn_del() Bluetooth: virtio_bt: Use skb_put to set length Bluetooth: hci_conn: Fix CIS connection dst_type handling Bluetooth: L2CAP: Fix use-after-free caused by l2cap_reassemble_sdu netfilter: ipset: enforce documented limit to prevent allocating huge memory isdn: mISDN: netjet: fix wrong check of device registration ...
Diffstat (limited to 'lib')
-rw-r--r--lib/nlattr.c41
1 files changed, 15 insertions, 26 deletions
diff --git a/lib/nlattr.c b/lib/nlattr.c
index 40f22b177d69..b67a53e29b8f 100644
--- a/lib/nlattr.c
+++ b/lib/nlattr.c
@@ -124,10 +124,12 @@ void nla_get_range_unsigned(const struct nla_policy *pt,
range->max = U8_MAX;
break;
case NLA_U16:
+ case NLA_BE16:
case NLA_BINARY:
range->max = U16_MAX;
break;
case NLA_U32:
+ case NLA_BE32:
range->max = U32_MAX;
break;
case NLA_U64:
@@ -159,31 +161,6 @@ void nla_get_range_unsigned(const struct nla_policy *pt,
}
}
-static u64 nla_get_attr_bo(const struct nla_policy *pt,
- const struct nlattr *nla)
-{
- switch (pt->type) {
- case NLA_U16:
- if (pt->network_byte_order)
- return ntohs(nla_get_be16(nla));
-
- return nla_get_u16(nla);
- case NLA_U32:
- if (pt->network_byte_order)
- return ntohl(nla_get_be32(nla));
-
- return nla_get_u32(nla);
- case NLA_U64:
- if (pt->network_byte_order)
- return be64_to_cpu(nla_get_be64(nla));
-
- return nla_get_u64(nla);
- }
-
- WARN_ON_ONCE(1);
- return 0;
-}
-
static int nla_validate_range_unsigned(const struct nla_policy *pt,
const struct nlattr *nla,
struct netlink_ext_ack *extack,
@@ -197,9 +174,13 @@ static int nla_validate_range_unsigned(const struct nla_policy *pt,
value = nla_get_u8(nla);
break;
case NLA_U16:
+ value = nla_get_u16(nla);
+ break;
case NLA_U32:
+ value = nla_get_u32(nla);
+ break;
case NLA_U64:
- value = nla_get_attr_bo(pt, nla);
+ value = nla_get_u64(nla);
break;
case NLA_MSECS:
value = nla_get_u64(nla);
@@ -207,6 +188,12 @@ static int nla_validate_range_unsigned(const struct nla_policy *pt,
case NLA_BINARY:
value = nla_len(nla);
break;
+ case NLA_BE16:
+ value = ntohs(nla_get_be16(nla));
+ break;
+ case NLA_BE32:
+ value = ntohl(nla_get_be32(nla));
+ break;
default:
return -EINVAL;
}
@@ -334,6 +321,8 @@ static int nla_validate_int_range(const struct nla_policy *pt,
case NLA_U64:
case NLA_MSECS:
case NLA_BINARY:
+ case NLA_BE16:
+ case NLA_BE32:
return nla_validate_range_unsigned(pt, nla, extack, validate);
case NLA_S8:
case NLA_S16: