diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c b/tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c index 40f161480a2f..e9efc3263022 100644 --- a/tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c +++ b/tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c @@ -23,8 +23,8 @@ static struct bpf_sock_tuple *get_tuple(void *data, __u64 nh_off, bool *ipv4) { struct bpf_sock_tuple *result; + __u64 ihl_len = 0; __u8 proto = 0; - __u64 ihl_len; if (eth_proto == bpf_htons(ETH_P_IP)) { struct iphdr *iph = (struct iphdr *)(data + nh_off); @@ -52,7 +52,7 @@ static struct bpf_sock_tuple *get_tuple(void *data, __u64 nh_off, return result; } -SEC("tc") +SEC("?tc") int sk_lookup_success(struct __sk_buff *skb) { void *data_end = (void *)(long)skb->data_end; @@ -78,7 +78,7 @@ int sk_lookup_success(struct __sk_buff *skb) return sk ? TC_ACT_OK : TC_ACT_UNSPEC; } -SEC("tc") +SEC("?tc") int sk_lookup_success_simple(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; @@ -90,7 +90,7 @@ int sk_lookup_success_simple(struct __sk_buff *skb) return 0; } -SEC("tc") +SEC("?tc") int err_use_after_free(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; @@ -105,12 +105,11 @@ int err_use_after_free(struct __sk_buff *skb) return family; } -SEC("tc") +SEC("?tc") int err_modify_sk_pointer(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; struct bpf_sock *sk; - __u32 family; sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0); if (sk) { @@ -120,12 +119,11 @@ int err_modify_sk_pointer(struct __sk_buff *skb) return 0; } -SEC("tc") +SEC("?tc") int err_modify_sk_or_null_pointer(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; struct bpf_sock *sk; - __u32 family; sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0); sk += 1; @@ -134,7 +132,7 @@ int err_modify_sk_or_null_pointer(struct __sk_buff *skb) return 0; } -SEC("tc") +SEC("?tc") int err_no_release(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; @@ -143,7 +141,7 @@ int err_no_release(struct __sk_buff *skb) return 0; } -SEC("tc") +SEC("?tc") int err_release_twice(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; @@ -155,7 +153,7 @@ int err_release_twice(struct __sk_buff *skb) return 0; } -SEC("tc") +SEC("?tc") int err_release_unchecked(struct __sk_buff *skb) { struct bpf_sock_tuple tuple = {}; @@ -172,7 +170,7 @@ void lookup_no_release(struct __sk_buff *skb) bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0); } -SEC("tc") +SEC("?tc") int err_no_release_subcall(struct __sk_buff *skb) { lookup_no_release(skb); |