Thread (7 messages) flat view 7 messages, 2 authors, 2018-12-15
STALE2833d REVIEWED: 1 (0M)

Revision v2 of 2 in this series; 1 review trailer.

Revisions (2)
  1. v1 [diff vs current]
  2. v2 current

[PATCH bpf-next v2 4/5] tools: bpftool: fix warning on struct bpf_prog_linfo definition

From: Quentin Monnet <hidden>
Date: 2018-12-14 13:56:17
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

The following warning appears when compiling bpftool without BFD
support:

main.h:198:23: warning: 'struct bpf_prog_linfo' declared inside
    parameter list will not be visible outside of this definition or
    declaration
          const struct bpf_prog_linfo *prog_linfo,

Fix it by declaring struct bpf_prog_linfo even in the case BFD is not
supported.

Fixes: b053b439b72a ("bpf: libbpf: bpftool: Print bpf_line_info during prog dump")
Signed-off-by: Quentin Monnet <redacted>
Reviewed-by: Jakub Kicinski <redacted>
---
 tools/bpf/bpftool/main.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/bpf/bpftool/main.h b/tools/bpf/bpftool/main.h
index d2beb88f0e2e..9487345b04a7 100644
--- a/tools/bpf/bpftool/main.h
+++ b/tools/bpf/bpftool/main.h
@@ -147,8 +147,8 @@ int prog_parse_fd(int *argc, char ***argv);
 int map_parse_fd(int *argc, char ***argv);
 int map_parse_fd_and_info(int *argc, char ***argv, void *info, __u32 *info_len);
 
-#ifdef HAVE_LIBBFD_SUPPORT
 struct bpf_prog_linfo;
+#ifdef HAVE_LIBBFD_SUPPORT
 void disasm_print_insn(unsigned char *image, ssize_t len, int opcodes,
 		       const char *arch, const char *disassembler_options,
 		       const struct btf *btf,
-- 
2.7.4
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