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Diffstat (limited to 'tools/lib/bpf/libbpf_probes.c')
-rw-r--r--tools/lib/bpf/libbpf_probes.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/lib/bpf/libbpf_probes.c b/tools/lib/bpf/libbpf_probes.c
index 6065f408a59c..9c4db90b92b6 100644
--- a/tools/lib/bpf/libbpf_probes.c
+++ b/tools/lib/bpf/libbpf_probes.c
@@ -38,7 +38,7 @@ static __u32 get_ubuntu_kernel_version(void)
if (faccessat(AT_FDCWD, ubuntu_kver_file, R_OK, AT_EACCESS) != 0)
return 0;
- f = fopen(ubuntu_kver_file, "r");
+ f = fopen(ubuntu_kver_file, "re");
if (!f)
return 0;
@@ -180,7 +180,9 @@ static int probe_prog_load(enum bpf_prog_type prog_type,
case BPF_PROG_TYPE_SK_REUSEPORT:
case BPF_PROG_TYPE_FLOW_DISSECTOR:
case BPF_PROG_TYPE_CGROUP_SYSCTL:
+ break;
case BPF_PROG_TYPE_NETFILTER:
+ opts.expected_attach_type = BPF_NETFILTER;
break;
default:
return -EOPNOTSUPP;