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| author | Andrii Nakryiko <andrii@kernel.org> | 2022-07-05 15:48:18 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2022-07-06 16:46:19 +0200 |
| commit | 7c8121af1bfe29feedfa4fcb3154886660ecbe3a (patch) | |
| tree | 6b2a90338a647f1ed9ad78ab234602d4292c36a4 /tools/lib | |
| parent | c46a12200114ae5ad7b0922e6c8969a22c3afbd7 (diff) | |
| download | linux-7c8121af1bfe29feedfa4fcb3154886660ecbe3a.tar.bz2 | |
libbpf: Remove unnecessary usdt_rel_ip assignments
Coverity detected that usdt_rel_ip is unconditionally overwritten
anyways, so there is no need to unnecessarily initialize it with unused
value. Clean this up.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Yonghong Song <yhs@fb.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/bpf/20220705224818.4026623-4-andrii@kernel.org
Diffstat (limited to 'tools/lib')
| -rw-r--r-- | tools/lib/bpf/usdt.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/tools/lib/bpf/usdt.c b/tools/lib/bpf/usdt.c index 5159207cbfd9..d18e37982344 100644 --- a/tools/lib/bpf/usdt.c +++ b/tools/lib/bpf/usdt.c @@ -652,11 +652,9 @@ static int collect_usdt_targets(struct usdt_manager *man, Elf *elf, const char * * * [0] https://sourceware.org/systemtap/wiki/UserSpaceProbeImplementation */ - usdt_rel_ip = usdt_abs_ip = note.loc_addr; - if (base_addr) { + usdt_abs_ip = note.loc_addr; + if (base_addr) usdt_abs_ip += base_addr - note.base_addr; - usdt_rel_ip += base_addr - note.base_addr; - } /* When attaching uprobes (which is what USDTs basically are) * kernel expects file offset to be specified, not a relative |