bfd warning fixes

[Alan Modra]

Fixes gcc-4.0 fussing about possible use of an uninitialized struct
component.

bfd/
	* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Fix warning.

Index: bfd/elf-eh-frame.c
===================================================================
RCS file: /cvs/src/src/bfd/elf-eh-frame.c,v
retrieving revision 1.42
diff -u -p -r1.42 elf-eh-frame.c
--- bfd/elf-eh-frame.c	31 Jan 2005 20:39:08 -0000	1.42
+++ bfd/elf-eh-frame.c	17 Feb 2005 11:14:19 -0000
@@ -482,6 +482,7 @@ _bfd_elf_discard_section_eh_frame
 	 on whether to output or discard last encountered CIE (if any).  */
       if ((bfd_size_type) (buf - ehbuf) == sec->size)
 	{
+	  hdr.length = 0;
 	  hdr.id = (unsigned int) -1;
 	  end = buf;
 	}

-- 
Alan Modra
IBM OzLabs - Linux Technology Centre