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fix dbb3fbbb dwarf2.c breakage 

m68hc11-elf  +FAIL: 68HC12 indexed addressing mode with 5, 9 and 16-bit offsets (indexed12)
m68hc12-elf  +FAIL: 68HC12 indexed addressing mode with 5, 9 and 16-bit offsets (indexed12)

	* dwarf2.c (read_rangelist): Correct buffer overflow check
	Whitespace throughout file.
This commit is contained in:
Alan Modra 2015-02-15 19:02:46 +10:30
parent deef1eedc1
commit 62f8d21784
2 changed files with 17 additions and 12 deletions
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5
bfd/ChangeLog
View File

@ -1,3 +1,8 @@
2015-02-15 Alan Modra <amodra@gmail.com>
* dwarf2.c (read_rangelist): Correct buffer overflow check
Whitespace throughout file.
2015-02-14 Alan Modra <amodra@gmail.com>
PR ld/17973

24
bfd/dwarf2.c
View File

@ -669,7 +669,7 @@ read_indirect_string (struct comp_unit * unit,
* bytes_read_ptr = 0;
return NULL;
}
if (unit->offset_size == 4)
offset = read_4_bytes (unit->abfd, buf, buf_end);
else
@ -709,7 +709,7 @@ read_alt_indirect_string (struct comp_unit * unit,
* bytes_read_ptr = 0;
return NULL;
}
if (unit->offset_size == 4)
offset = read_4_bytes (unit->abfd, buf, buf_end);
else
@ -737,7 +737,7 @@ read_alt_indirect_string (struct comp_unit * unit,
}
stash->alt_bfd_ptr = debug_bfd;
}
if (! read_section (unit->stash->alt_bfd_ptr,
stash->debug_sections + debug_str_alt,
NULL, /* FIXME: Do we need to load alternate symbols ? */
@ -785,7 +785,7 @@ read_alt_indirect_ref (struct comp_unit * unit,
}
stash->alt_bfd_ptr = debug_bfd;
}
if (! read_section (unit->stash->alt_bfd_ptr,
stash->debug_sections + debug_info_alt,
NULL, /* FIXME: Do we need to load alternate symbols ? */
@ -1722,9 +1722,9 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash)
bfd_set_error (bfd_error_bad_value);
return NULL;
}
line_end = line_ptr + lh.total_length;
lh.version = read_2_bytes (abfd, line_ptr, line_end);
if (lh.version < 2 || lh.version > 4)
{
@ -1786,7 +1786,7 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash)
bfd_set_error (bfd_error_bad_value);
return NULL;
}
amt = lh.opcode_base * sizeof (unsigned char);
lh.standard_opcode_lengths = (unsigned char *) bfd_alloc (abfd, amt);
@ -2414,14 +2414,14 @@ read_rangelist (struct comp_unit *unit, struct arange *arange,
if (ranges_ptr < unit->stash->dwarf_ranges_buffer)
return FALSE;
ranges_end = unit->stash->dwarf_ranges_buffer + unit->stash->dwarf_ranges_size;
for (;;)
{
bfd_vma low_pc;
bfd_vma high_pc;
/* PR 17512: file: 62cada7d. */
if (ranges_ptr + 2 * unit->addr_size >= ranges_end)
if (ranges_ptr + 2 * unit->addr_size > ranges_end)
return FALSE;
low_pc = read_address (unit, ranges_ptr, ranges_end);
@ -2481,7 +2481,7 @@ scan_unit_for_symbols (struct comp_unit *unit)
/* PR 17512: file: 9f405d9d. */
if (info_ptr >= info_ptr_end)
goto fail;
abbrev_number = safe_read_leb128 (abfd, info_ptr, &bytes_read, FALSE, info_ptr_end);
info_ptr += bytes_read;
@ -4028,9 +4028,9 @@ _bfd_dwarf2_find_nearest_line (bfd *abfd,
found = FALSE;
break;
}
else
else
stash->info_ptr = new_ptr;
if (stash->all_comp_units)
stash->all_comp_units->prev_unit = each;
else