[PATCH bpf-next 2/6] bpf: annotate bpf_insn_print_t with __printf
From: Jakub Kicinski <hidden>
Date: 2018-01-16 23:52:55
Subsystem:
bpf [general] (safe dynamic programs and tools), bpf [tooling] (bpftool), the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Quentin Monnet, Linus Torvalds
Functions of type bpf_insn_print_t take printf-like format string, mark the type accordingly. Signed-off-by: Jakub Kicinski <redacted> Reviewed-by: Quentin Monnet <redacted> --- kernel/bpf/disasm.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/bpf/disasm.h b/kernel/bpf/disasm.h
index e0857d016f89..266fe8ee542b 100644
--- a/kernel/bpf/disasm.h
+++ b/kernel/bpf/disasm.h@@ -29,8 +29,8 @@ extern const char *const bpf_class_string[8]; const char *func_id_name(int id); -typedef void (*bpf_insn_print_t)(struct bpf_verifier_env *env, - const char *, ...); +typedef __printf(2, 3) void (*bpf_insn_print_t)(struct bpf_verifier_env *env, + const char *, ...); typedef const char *(*bpf_insn_revmap_call_t)(void *private_data, const struct bpf_insn *insn); typedef const char *(*bpf_insn_print_imm_t)(void *private_data,
--
2.15.1