diff options
Diffstat (limited to 'tools/bpf/bpftool/net.c')
| -rw-r--r-- | tools/bpf/bpftool/net.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/bpf/bpftool/net.c b/tools/bpf/bpftool/net.c index 974189da8a91..dba28755d284 100644 --- a/tools/bpf/bpftool/net.c +++ b/tools/bpf/bpftool/net.c @@ -603,14 +603,14 @@ static int query_flow_dissector(struct bpf_attach_info *attach_info) &attach_flags, prog_ids, &prog_cnt); close(fd); if (err) { - if (errno == EINVAL) { + if (err == -EINVAL) { /* Older kernel's don't support querying * flow dissector programs. */ errno = 0; return 0; } - p_err("can't query prog: %s", strerror(errno)); + p_err("can't query prog: %s", strerror(-err)); return -1; } |