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| author |   Qiang Wang <wangqiang.wq.frank@bytedance.com> | 2021-12-27 21:07:12 +0800 |
|---|---|---|
| committer |   Andrii Nakryiko <andrii@kernel.org> | 2022-01-05 15:38:21 -0800 |
| commit | 71cff670baff5cc6a6eeb0181e2cc55579c5e1e0 (patch) | |
| tree | 5e8ffc3bbe1c267cfdbb35c660a3a121b1aa6455 /tools/lib/bpf/libbpf.c | |
| parent | libbpf: Deprecate bpf_perf_event_read_simple() API (diff) | |
| download | linux-dev-71cff670baff5cc6a6eeb0181e2cc55579c5e1e0.tar.xz linux-dev-71cff670baff5cc6a6eeb0181e2cc55579c5e1e0.zip | |
libbpf: Use probe_name for legacy kprobe
Fix a bug in commit 46ed5fc33db9, which wrongly used the
func_name instead of probe_name to register legacy kprobe.
Fixes: 46ed5fc33db9 ("libbpf: Refactor and simplify legacy kprobe code")
Co-developed-by: Chengming Zhou <zhouchengming@bytedance.com>
Signed-off-by: Qiang Wang <wangqiang.wq.frank@bytedance.com>
Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Tested-by: Hengqi Chen <hengqi.chen@gmail.com>
Reviewed-by: Hengqi Chen <hengqi.chen@gmail.com>
Link: https://lore.kernel.org/bpf/20211227130713.66933-1-wangqiang.wq.frank@bytedance.com
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
| -rw-r--r-- | tools/lib/bpf/libbpf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 1d02ba7f11b4..26e49e6aa5b1 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -10017,7 +10017,7 @@ bpf_program__attach_kprobe_opts(const struct bpf_program *prog, gen_kprobe_legacy_event_name(probe_name, sizeof(probe_name), func_name, offset); - legacy_probe = strdup(func_name); + legacy_probe = strdup(probe_name); if (!legacy_probe) return libbpf_err_ptr(-ENOMEM); |