From 5b32a23e1d879b78ee72144311314eccf7581bf4 Mon Sep 17 00:00:00 2001 From: Stanislav Fomichev Date: Tue, 20 Nov 2018 17:11:21 -0800 Subject: [PATCH] bpf: libbpf: don't specify prog name if kernel doesn't support it Use recently added capability check. See commit 23499442c319 ("bpf: libbpf: retry map creation without the name") for rationale. Signed-off-by: Stanislav Fomichev Signed-off-by: Daniel Borkmann --- tools/lib/bpf/libbpf.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index f28e64dd8b5a..edbae2b1b046 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -1439,7 +1439,8 @@ load_program(struct bpf_program *prog, struct bpf_insn *insns, int insns_cnt, memset(&load_attr, 0, sizeof(struct bpf_load_program_attr)); load_attr.prog_type = prog->type; load_attr.expected_attach_type = prog->expected_attach_type; - load_attr.name = prog->name; + if (prog->caps->name) + load_attr.name = prog->name; load_attr.insns = insns; load_attr.insns_cnt = insns_cnt; load_attr.license = license;