[PATCH bpf-next] libbpf: Fix build errors.
flat view
STALE3225d
From: David Miller <davem@davemloft.net>
Date: 2017-12-19 20:53:12
Subsystem:
bpf [general] (safe dynamic programs and tools), bpf [library] (libbpf), the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Linus Torvalds
These elf object pieces are of type Elf64_Xword and therefore could be "long long" on some builds. Cast to "long long" and use printf format %lld to deal with this since we are building with -Werror=format. Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 5b83875..e9c4b7c 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c@@ -910,8 +910,9 @@ bpf_program__collect_reloc(struct bpf_program *prog, GElf_Shdr *shdr, GELF_R_SYM(rel.r_info)); return -LIBBPF_ERRNO__FORMAT; } - pr_debug("relo for %ld value %ld name %d\n", - rel.r_info >> 32, sym.st_value, sym.st_name); + pr_debug("relo for %lld value %lld name %d\n", + (long long) (rel.r_info >> 32), + (long long) sym.st_value, sym.st_name); if (sym.st_shndx != maps_shndx && sym.st_shndx != text_shndx) { pr_warning("Program '%s' contains non-map related relo data pointing to section %u\n",