diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_tc_bpf.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_tc_bpf.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_tc_bpf.c b/tools/testing/selftests/bpf/progs/test_tc_bpf.c index d28ca8d1f3d0..ef7da419632a 100644 --- a/tools/testing/selftests/bpf/progs/test_tc_bpf.c +++ b/tools/testing/selftests/bpf/progs/test_tc_bpf.c @@ -2,6 +2,8 @@ #include <linux/bpf.h> #include <bpf/bpf_helpers.h> +#include <linux/if_ether.h> +#include <linux/ip.h> /* Dummy prog to test TC-BPF API */ @@ -10,3 +12,14 @@ int cls(struct __sk_buff *skb) { return 0; } + +/* Prog to verify tc-bpf without cap_sys_admin and cap_perfmon */ +SEC("tcx/ingress") +int pkt_ptr(struct __sk_buff *skb) +{ + struct iphdr *iph = (void *)(long)skb->data + sizeof(struct ethhdr); + + if ((long)(iph + 1) > (long)skb->data_end) + return 1; + return 0; +} |