Commit 7c13ef16 authored by Jiri Olsa's avatar Jiri Olsa Committed by Andrii Nakryiko
Browse files

libbpf: Fix error message in attach_kprobe_multi 



We just failed to retrieve pattern, so we need to print spec instead.

Fixes: ddc6b049 ("libbpf: Add bpf_program__attach_kprobe_multi_opts function")
Reported-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20240502075541.1425761-2-jolsa@kernel.org
parent 5a3941f8

tools/lib/bpf/libbpf.c

+1 −1
Original line number Diff line number Diff line
@@ -11579,7 +11579,7 @@ static int attach_kprobe_multi(const struct bpf_program *prog, long cookie, stru 


	n = sscanf(spec, "%m[a-zA-Z0-9_.*?]", &pattern);

	if (n < 1) {

		pr_warn("kprobe multi pattern is invalid: %s\n", pattern);

		pr_warn("kprobe multi pattern is invalid: %s\n", spec);

		return -EINVAL;

	}