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| author | Yafang Shao <laoar.shao@gmail.com> | 2023-07-09 05:56:25 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2023-07-12 06:07:51 +0300 |
| commit | 5125e757e62f6c1d5478db4c2b61a744060ddf3f (patch) | |
| tree | b3d34621fe8b04695ee404a2370e90a4500da868 /kernel/trace/trace_kprobe.c | |
| parent | f1a414537ecc18b5882a57045ce3e4a11e528290 (diff) | |
| download | linux-5125e757e62f6c1d5478db4c2b61a744060ddf3f.tar.xz | |
bpf: Clear the probe_addr for uprobe
To avoid returning uninitialized or random values when querying the file
descriptor (fd) and accessing probe_addr, it is necessary to clear the
variable prior to its use.
Fixes: 41bdc4b40ed6 ("bpf: introduce bpf subcommand BPF_TASK_FD_QUERY")
Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Acked-by: Yonghong Song <yhs@fb.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20230709025630.3735-6-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
0 files changed, 0 insertions, 0 deletions