darkkirb/old-cross-binutils
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Check p_paddr for program header space

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Issue an error if p_paddr becomes invalid when allocating space for
program headers.

	PR ld/20376
	* elf.c (assign_file_positions_for_load_sections): Also check
	p_paddr for program header space.
This commit is contained in:
H.J. Lu 2016-07-20 07:50:42 -07:00
parent 027d97f8b0
commit 9ab8247228
2 changed files with 9 additions and 1 deletions
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4
bfd/elf.c
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@ -5271,7 +5271,9 @@ assign_file_positions_for_load_sections (bfd *abfd,
p->p_memsz = bed->s->sizeof_ehdr;
if (m->count > 0)
{
if (p->p_vaddr < (bfd_vma) off)
if (p->p_vaddr < (bfd_vma) off
|| (!m->p_paddr_valid
&& p->p_paddr < (bfd_vma) off))
{
(*_bfd_error_handler)
(_("%B: Not enough room for program headers, try linking with -N"),

6
ld/ChangeLog
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@ -1,3 +1,9 @@
2016-07-20 H.J. Lu <hongjiu.lu@intel.com>
PR ld/20376
* elf.c (assign_file_positions_for_load_sections): Also check
p_paddr for program header space.
2016-07-20 Alan Modra <amodra@gmail.com>
* ldexp.c (exp_unop, exp_binop, exp_trinop, exp_nameop): Don't