2006-04-25 H.J. Lu <hongjiu.lu@intel.com>

2006-04-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/2467
	* elf.c (_bfd_elf_close_and_cleanup): Check elf_tdata (abfd)
	is NULL first.

	* elf32-arm.c (elf32_arm_close_and_cleanup): Check if
	abfd->sections is NULL.
	(elf32_arm_bfd_free_cached_info): New.
	(bfd_elf32_bfd_free_cached_info): Defined.

	* elfxx-target.h (bfd_elfNN_bfd_free_cached_info): Default it
	to _bfd_free_cached_info.

	* libbfd-in.h (_bfd_free_cached_info): New.
	* libbfd: Regenerated.

	* opncls.c (_bfd_delete_bfd): Check if abfd->memory is NULL.
	(_bfd_free_cached_info): New.