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* elf32-msp430.c (msp430_elf_relax_adjust_locals): Avoid overflow.

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DJ Delorie
2014-05-20 15:42:23 -04:00
parent 936d299246
commit bceec4b911
2 changed files with 9 additions and 4 deletions
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4
bfd/ChangeLog
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@ -1,3 +1,7 @@
2014-05-20 DJ Delorie <dj@redhat.com>
* elf32-msp430.c (msp430_elf_relax_adjust_locals): Avoid overflow.
2014-05-20 Alan Modra <amodra@gmail.com> 2014-05-20 Alan Modra <amodra@gmail.com>
PR 16952 PR 16952

9
bfd/elf32-msp430.c
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@ -1582,14 +1582,15 @@ msp430_elf_relax_adjust_locals (bfd * abfd, asection * sec, bfd_vma addr,
irelend = irel + sec->reloc_count; irelend = irel + sec->reloc_count;
symtab_hdr = & elf_tdata (abfd)->symtab_hdr; symtab_hdr = & elf_tdata (abfd)->symtab_hdr;
isym = (Elf_Internal_Sym *) symtab_hdr->contents; isym = (Elf_Internal_Sym *) symtab_hdr->contents;
for (;irel < irelend; irel++) for (;irel < irelend; irel++)
{ {
int sidx = ELF32_R_SYM(irel->r_info); unsigned int sidx = ELF32_R_SYM(irel->r_info);
Elf_Internal_Sym *lsym = isym + sidx; Elf_Internal_Sym *lsym = isym + sidx;
/* Adjust symbols referenced by .sec+0xXX */ /* Adjust symbols referenced by .sec+0xXX */
if (irel->r_addend > addr && irel->r_addend < toaddr if (irel->r_addend > addr && irel->r_addend < toaddr
&& sidx < symtab_hdr->sh_info
&& lsym->st_shndx == sec_shndx) && lsym->st_shndx == sec_shndx)
irel->r_addend -= count; irel->r_addend -= count;
} }