correct ft32 reloc range test

[deliverable/binutils-gdb.git] / bfd / elfcode.h

diff --git a/bfd/elfcode.h b/bfd/elfcode.h
index 915c8d5f88ba4991416a2dc6e67b3530a413721d..fb02e255fdec73887101d6541a4c0ea56c59fcdd 100644 (file)
--- a/bfd/elfcode.h
+++ b/bfd/elfcode.h
@@ -1,5 +1,5 @@
 /* ELF executable support for BFD.
-   Copyright (C) 1991-2015 Free Software Foundation, Inc.
+   Copyright (C) 1991-2018 Free Software Foundation, Inc.
 
    Written by Fred Fish @ Cygnus Support, from information published
    in "UNIX System V Release 4, Programmers Guide: ANSI C and
@@ -680,7 +680,7 @@ elf_object_p (bfd *abfd)
       if (i_ehdrp->e_shnum > ((bfd_size_type) -1) / sizeof (*i_shdrp))
        goto got_wrong_format_error;
 #endif
-      amt = sizeof (*i_shdrp) * i_ehdrp->e_shnum;
+      amt = sizeof (*i_shdrp) * (bfd_size_type) i_ehdrp->e_shnum;
       i_shdrp = (Elf_Internal_Shdr *) bfd_alloc (abfd, amt);
       if (!i_shdrp)
        goto got_no_match;
@@ -756,7 +756,9 @@ elf_object_p (bfd *abfd)
             So we are kind, and reset the string index value to 0
             so that at least some processing can be done.  */
          i_ehdrp->e_shstrndx = SHN_UNDEF;
-         _bfd_error_handler (_("warning: %s has a corrupt string table index - ignoring"), abfd->filename);
+         _bfd_error_handler
+           (_("warning: %pB has a corrupt string table index - ignoring"),
+            abfd);
        }
     }
   else if (i_ehdrp->e_shstrndx != SHN_UNDEF)
@@ -774,7 +776,7 @@ elf_object_p (bfd *abfd)
       if (i_ehdrp->e_phnum > ((bfd_size_type) -1) / sizeof (*i_phdr))
        goto got_wrong_format_error;
 #endif
-      amt = i_ehdrp->e_phnum * sizeof (*i_phdr);
+      amt = (bfd_size_type) i_ehdrp->e_phnum * sizeof (*i_phdr);
       elf_tdata (abfd)->phdr = (Elf_Internal_Phdr *) bfd_alloc (abfd, amt);
       if (elf_tdata (abfd)->phdr == NULL)
        goto got_no_match;
@@ -956,6 +958,12 @@ elf_write_relocs (bfd *abfd, asection *sec, void *data)
          return;
        }
 
+      if (ptr->howto == NULL)
+       {
+         *failedp = TRUE;
+         return;
+       }
+
       src_rela.r_offset = ptr->address + addr_offset;
       src_rela.r_info = ELF_R_INFO (n, ptr->howto->type);
       src_rela.r_addend = ptr->addend;
@@ -973,6 +981,7 @@ elf_write_out_phdrs (bfd *abfd,
   while (count--)
     {
       Elf_External_Phdr extphdr;
+
       elf_swap_phdr_out (abfd, phdr, &extphdr);
       if (bfd_bwrite (&extphdr, sizeof (Elf_External_Phdr), abfd)
          != sizeof (Elf_External_Phdr))
@@ -1185,10 +1194,12 @@ elf_slurp_symbol_table (bfd *abfd, asymbol **symptrs, bfd_boolean dynamic)
       if (verhdr != NULL
          && verhdr->sh_size / sizeof (Elf_External_Versym) != symcount)
        {
-         (*_bfd_error_handler)
-           (_("%s: version count (%ld) does not match symbol count (%ld)"),
-            abfd->filename,
-            (long) (verhdr->sh_size / sizeof (Elf_External_Versym)),
+         _bfd_error_handler
+           /* xgettext:c-format */
+           (_("%pB: version count (%" PRId64 ")"
+              " does not match symbol count (%ld)"),
+            abfd,
+            (int64_t) (verhdr->sh_size / sizeof (Elf_External_Versym)),
             symcount);
 
          /* Slurp in the symbols without the version information,
@@ -1302,6 +1313,7 @@ elf_slurp_symbol_table (bfd *abfd, asymbol **symptrs, bfd_boolean dynamic)
            case STT_COMMON:
              /* FIXME: Do we have to put the size field into the value field
                 as we do with symbols in SHN_COMMON sections (see above) ?  */
+             sym->symbol.flags |= BSF_ELF_COMMON;
              /* Fall through.  */
            case STT_OBJECT:
              sym->symbol.flags |= BSF_OBJECT;
@@ -1418,6 +1430,7 @@ elf_slurp_reloc_table_from_section (bfd *abfd,
        i < reloc_count;
        i++, relent++, native_relocs += entsize)
     {
+      bfd_boolean res;
       Elf_Internal_Rela rela;
 
       if (entsize == sizeof (Elf_External_Rela))
@@ -1435,12 +1448,16 @@ elf_slurp_reloc_table_from_section (bfd *abfd,
        relent->address = rela.r_offset - asect->vma;
 
       if (ELF_R_SYM (rela.r_info) == STN_UNDEF)
+       /* FIXME: This and the error case below mean that we have a
+          symbol on relocs that is not elf_symbol_type.  */
        relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
       else if (ELF_R_SYM (rela.r_info) > symcount)
        {
-         (*_bfd_error_handler)
-           (_("%s(%s): relocation %d has invalid symbol index %ld"),
-            abfd->filename, asect->name, i, ELF_R_SYM (rela.r_info));
+         _bfd_error_handler
+           /* xgettext:c-format */
+           (_("%pB(%pA): relocation %d has invalid symbol index %ld"),
+            abfd, asect, i, (long) ELF_R_SYM (rela.r_info));
+         bfd_set_error (bfd_error_bad_value);
          relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
        }
       else
@@ -1457,14 +1474,16 @@ elf_slurp_reloc_table_from_section (bfd *abfd,
       if ((entsize == sizeof (Elf_External_Rela)
           && ebd->elf_info_to_howto != NULL)
          || ebd->elf_info_to_howto_rel == NULL)
-       (*ebd->elf_info_to_howto) (abfd, relent, &rela);
+       res = ebd->elf_info_to_howto (abfd, relent, &rela);
       else
-       (*ebd->elf_info_to_howto_rel) (abfd, relent, &rela);
+       res = ebd->elf_info_to_howto_rel (abfd, relent, &rela);
+
+      if (! res || relent->howto == NULL)
+       goto error_return;
     }
 
   if (allocated != NULL)
     free (allocated);
-
   return TRUE;
 
  error_return: