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libbpf: Fix error message in attach_kprobe_multi

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[ Upstream commit 7c13ef16e87ac2e44d16c0468b1191bceb06f95c ]

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

Fixes: ddc6b04989eb ("libbpf: Add bpf_program__attach_kprobe_multi_opts function")
Reported-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20240502075541.1425761-2-jolsa@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jiri Olsa 2024-05-02 09:55:41 +02:00 committed by Greg Kroah-Hartman
parent 35e001ce84
commit 166c9d2eef
1 changed files with 1 additions and 1 deletions
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2
tools/lib/bpf/libbpf.c
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@ -10985,7 +10985,7 @@ 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;
}