diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/filter.c | 2 | ||||
| -rw-r--r-- | net/ipv4/udp.c | 4 | ||||
| -rw-r--r-- | net/ipv6/udp.c | 4 |
3 files changed, 10 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c index 27e61ffd9039..b76f14197128 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -6420,6 +6420,7 @@ static bool sock_addr_is_valid_access(int off, int size, case BPF_CGROUP_INET4_BIND: case BPF_CGROUP_INET4_CONNECT: case BPF_CGROUP_UDP4_SENDMSG: + case BPF_CGROUP_UDP4_RECVMSG: break; default: return false; @@ -6430,6 +6431,7 @@ static bool sock_addr_is_valid_access(int off, int size, case BPF_CGROUP_INET6_BIND: case BPF_CGROUP_INET6_CONNECT: case BPF_CGROUP_UDP6_SENDMSG: + case BPF_CGROUP_UDP6_RECVMSG: break; default: return false; diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 3b179ce6170f..7b359012e496 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1783,6 +1783,10 @@ try_again: sin->sin_addr.s_addr = ip_hdr(skb)->saddr; memset(sin->sin_zero, 0, sizeof(sin->sin_zero)); *addr_len = sizeof(*sin); + + if (cgroup_bpf_enabled) + BPF_CGROUP_RUN_PROG_UDP4_RECVMSG_LOCK(sk, + (struct sockaddr *)sin); } if (udp_sk(sk)->gro_enabled) diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 622eeaf5732b..ecb4ae37e3bf 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -370,6 +370,10 @@ try_again: inet6_iif(skb)); } *addr_len = sizeof(*sin6); + + if (cgroup_bpf_enabled) + BPF_CGROUP_RUN_PROG_UDP6_RECVMSG_LOCK(sk, + (struct sockaddr *)sin6); } if (udp_sk(sk)->gro_enabled) |