PR binutils/10785

* coff-alpha.c (alpha_ecoff_get_elt_at_filepos): Don't bfd_alloc
	bim and bim->buffer.  bfd_malloc instead.
	* peicode.h (pe_ILF_build_a_bfd): Similarly.
	(ILF_DATA_SIZE): Don't include bim.
	* opncls.c (bfd_close): Test bim->buffer non-NULL before freeing.

bfd/opncls.c

@@ -709,7 +709,9 @@ bfd_close (bfd *abfd)
 	 vector.
 	 Until that's done, at least don't leak memory.  */
       struct bfd_in_memory *bim = (struct bfd_in_memory *) abfd->iostream;
-      free (bim->buffer);
+
+      if (bim->buffer != NULL)
+	free (bim->buffer);
       free (bim);
       ret = TRUE;
     }