diff options
Diffstat (limited to 'bfd/elf64-sparc.c')
| -rw-r--r-- | bfd/elf64-sparc.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/bfd/elf64-sparc.c b/bfd/elf64-sparc.c index e9f03cf..fb4483d 100644 --- a/bfd/elf64-sparc.c +++ b/bfd/elf64-sparc.c @@ -37,14 +37,25 @@ static long elf64_sparc_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) { -#if SIZEOF_LONG == SIZEOF_INT - if (sec->reloc_count >= LONG_MAX / 2 / sizeof (arelent *)) + size_t count, raw; + + count = sec->reloc_count; + if (count >= LONG_MAX / 2 / sizeof (arelent *) + || _bfd_mul_overflow (count, sizeof (Elf64_External_Rela), &raw)) { bfd_set_error (bfd_error_file_too_big); return -1; } -#endif - return (sec->reloc_count * 2L + 1) * sizeof (arelent *); + if (!bfd_write_p (abfd)) + { + ufile_ptr filesize = bfd_get_file_size (abfd); + if (filesize != 0 && raw > filesize) + { + bfd_set_error (bfd_error_file_truncated); + return -1; + } + } + return (count * 2 + 1) * sizeof (arelent *); } static long |