diff options
| author | Andrii Nakryiko <andrii@kernel.org> | 2021-03-24 10:29:41 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2021-03-26 01:17:04 +0100 |
| commit | a46410d5e4975d701d526397156fa0815747dc2f (patch) | |
| tree | e5be15e300a5a3a1a0bfaf183fc7b90896343219 /tools/lib | |
| parent | 5d9034938720a15fa0f62db3e195c0c473c72c1b (diff) | |
| download | linux-a46410d5e4975d701d526397156fa0815747dc2f.tar.bz2 | |
libbpf: Constify few bpf_program getters
bpf_program__get_type() and bpf_program__get_expected_attach_type() shouldn't
modify given bpf_program, so mark input parameter as const struct bpf_program.
This eliminates unnecessary compilation warnings or explicit casts in user
programs.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20210324172941.2609884-1-andrii@kernel.org
Diffstat (limited to 'tools/lib')
| -rw-r--r-- | tools/lib/bpf/libbpf.c | 4 | ||||
| -rw-r--r-- | tools/lib/bpf/libbpf.h | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index c0fd2c718a7d..10a0a67699f1 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -8458,7 +8458,7 @@ int bpf_program__nth_fd(const struct bpf_program *prog, int n) return fd; } -enum bpf_prog_type bpf_program__get_type(struct bpf_program *prog) +enum bpf_prog_type bpf_program__get_type(const struct bpf_program *prog) { return prog->type; } @@ -8503,7 +8503,7 @@ BPF_PROG_TYPE_FNS(extension, BPF_PROG_TYPE_EXT); BPF_PROG_TYPE_FNS(sk_lookup, BPF_PROG_TYPE_SK_LOOKUP); enum bpf_attach_type -bpf_program__get_expected_attach_type(struct bpf_program *prog) +bpf_program__get_expected_attach_type(const struct bpf_program *prog) { return prog->expected_attach_type; } diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h index a1a424b9b8ff..89ade7d7b31c 100644 --- a/tools/lib/bpf/libbpf.h +++ b/tools/lib/bpf/libbpf.h @@ -361,12 +361,12 @@ LIBBPF_API int bpf_program__set_struct_ops(struct bpf_program *prog); LIBBPF_API int bpf_program__set_extension(struct bpf_program *prog); LIBBPF_API int bpf_program__set_sk_lookup(struct bpf_program *prog); -LIBBPF_API enum bpf_prog_type bpf_program__get_type(struct bpf_program *prog); +LIBBPF_API enum bpf_prog_type bpf_program__get_type(const struct bpf_program *prog); LIBBPF_API void bpf_program__set_type(struct bpf_program *prog, enum bpf_prog_type type); LIBBPF_API enum bpf_attach_type -bpf_program__get_expected_attach_type(struct bpf_program *prog); +bpf_program__get_expected_attach_type(const struct bpf_program *prog); LIBBPF_API void bpf_program__set_expected_attach_type(struct bpf_program *prog, enum bpf_attach_type type); |