From: Jiri Olsa jolsa@kernel.org
[ Upstream commit 5fd2a60aecf3a42b14fa371c55b3dbb18b229230 ]
We need to pass '*link' to final libbpf_get_error, because that one holds the return value, not 'link'.
Fixes: 4fa5bcfe07f7 ("libbpf: Allow BPF program auto-attach handlers to bail out") Signed-off-by: Jiri Olsa jolsa@kernel.org Signed-off-by: Andrii Nakryiko andrii@kernel.org Link: https://lore.kernel.org/bpf/20221114145257.882322-1-jolsa@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- tools/lib/bpf/libbpf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index e36c44090720..79ea83be21ce 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -11143,7 +11143,7 @@ static int attach_raw_tp(const struct bpf_program *prog, long cookie, struct bpf }
*link = bpf_program__attach_raw_tracepoint(prog, tp_name); - return libbpf_get_error(link); + return libbpf_get_error(*link); }
/* Common logic for all BPF program types that attach to a btf_id */