| Message ID | 20171219.155311.134149966959114257.davem@davemloft.net |
|---|---|
| State | Accepted, archived |
| Delegated to: | BPF Maintainers |
| Headers | show |
| Series | [bpf-next] libbpf: Fix build errors. | expand |
On 12/19/2017 09:53 PM, David Miller wrote: > > 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> Applied to bpf-next, thanks David!
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",
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>