* elf.c (bfd_section_from_shdr): Check bfd_alloc return.

	(elfcore_write_note): Check realloc return.
	* elflink.c (_bfd_elf_link_find_version_dependencies): Check
	bfd_zalloc return.
	(_bfd_elf_link_assign_sym_version): Check bfd_malloc return.
	(elf_link_add_object_symbols): Likewise.
	(struct hash_codes_info): New.
	(elf_collect_hash_codes): Return bfd_malloc error.
	(struct collect_gnu_hash_codes): Add "error".
	(elf_collect_gnu_hash_codes): Return bfd_malloc error.
	(bfd_elf_size_dynamic_sections): Check return status of
	_bfd_elf_link_find_version_dependencies.
	(bfd_elf_size_dynsym_hash_dynstr): Adjust for elf_collect_hash_codes
	and elf_collect_gnu_hash_codes changes.
	(elf_sym_name_compare): Formatting.
	(elf_fixup_link_order): Use bfd_malloc, not xmalloc.

1 files changed, 4 insertions, 0 deletions

diff --git a/bfd/elf.c b/bfd/elf.c
index 700d573..379216e 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -1784,6 +1784,8 @@ bfd_section_from_shdr (bfd *abfd, unsigned int shindex)
 	    BFD_ASSERT (elf_section_data (target_sect)->rel_hdr2 == NULL);
 	    amt = sizeof (*hdr2);
 	    hdr2 = bfd_alloc (abfd, amt);
+	    if (hdr2 == NULL)
+	      return FALSE;
 	    elf_section_data (target_sect)->rel_hdr2 = hdr2;
 	  }
 	*hdr2 = *hdr;
@@ -8105,6 +8107,8 @@ elfcore_write_note (bfd *abfd,
   newspace = 12 + ((namesz + 3) & -4) + ((size + 3) & -4);
 
   buf = realloc (buf, *bufsiz + newspace);
+  if (buf == NULL)
+    return buf;
   dest = buf + *bufsiz;
   *bufsiz += newspace;
   xnp = (Elf_External_Note *) dest;