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* elf64-ppc.c (ppc_stub_name): Return immediately on bfd_malloc fail.

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(ppc64_elf_edit_opd): Ignore zero size .opd.  Check bfd_alloc
	return value.
This commit is contained in:
Alan Modra 2005-06-06 13:16:15 +00:00
parent b4f4e59fff
commit 46de2a7c48
2 changed files with 20 additions and 16 deletions
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2
bfd/ChangeLog
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@ -4,6 +4,8 @@
case, include addend when indexing .opd section map.
(ppc64_elf_edit_opd): Add no_opd_opt param. Do nothing besides
clear opd_adjust array if no_opd_opt set. Tidy code.
Ignore zero size .opd. Check bfd_alloc return value.
(ppc_stub_name): Return immediately on bfd_malloc fail.
* elf64-ppc.h (ppc64_elf_edit_opd): Update prototype.
2005-06-04 H.J. Lu <hongjiu.lu@intel.com>

34
bfd/elf64-ppc.c
View File

@ -3581,26 +3581,26 @@ ppc_stub_name (const asection *input_section,
{
len = 8 + 1 + strlen (h->elf.root.root.string) + 1 + 8 + 1;
stub_name = bfd_malloc (len);
if (stub_name != NULL)
{
sprintf (stub_name, "%08x.%s+%x",
input_section->id & 0xffffffff,
h->elf.root.root.string,
(int) rel->r_addend & 0xffffffff);
}
if (stub_name == NULL)
return stub_name;
sprintf (stub_name, "%08x.%s+%x",
input_section->id & 0xffffffff,
h->elf.root.root.string,
(int) rel->r_addend & 0xffffffff);
}
else
{
len = 8 + 1 + 8 + 1 + 8 + 1 + 8 + 1;
stub_name = bfd_malloc (len);
if (stub_name != NULL)
{
sprintf (stub_name, "%08x.%x:%x+%x",
input_section->id & 0xffffffff,
sym_sec->id & 0xffffffff,
(int) ELF64_R_SYM (rel->r_info) & 0xffffffff,
(int) rel->r_addend & 0xffffffff);
}
if (stub_name == NULL)
return stub_name;
sprintf (stub_name, "%08x.%x:%x+%x",
input_section->id & 0xffffffff,
sym_sec->id & 0xffffffff,
(int) ELF64_R_SYM (rel->r_info) & 0xffffffff,
(int) rel->r_addend & 0xffffffff);
}
if (stub_name[len - 2] == '+' && stub_name[len - 1] == '0')
stub_name[len - 2] = 0;
@ -6176,7 +6176,7 @@ ppc64_elf_edit_opd (bfd *obfd, struct bfd_link_info *info,
bfd_size_type cnt_16b = 0;
sec = bfd_get_section_by_name (ibfd, ".opd");
if (sec == NULL)
if (sec == NULL || sec->size == 0)
continue;
amt = sec->size * sizeof (long) / 8;
@ -6186,6 +6186,8 @@ ppc64_elf_edit_opd (bfd *obfd, struct bfd_link_info *info,
/* check_relocs hasn't been called. Must be a ld -r link
or --just-symbols object. */
opd_adjust = bfd_alloc (obfd, amt);
if (opd_adjust == NULL)
return FALSE;
ppc64_elf_section_data (sec)->opd.adjust = opd_adjust;
}
memset (opd_adjust, 0, amt);