2013-02-19 Sandra Loosemore <sandra@codesourcery.com>

PR ld/15146

	ld/
	* plugin.c (plugin_notice): Add null check before dereferencing
	pointer.

ld/ChangeLog

@@ -1,3 +1,9 @@
+2013-02-19  Sandra Loosemore  <sandra@codesourcery.com>
+
+	PR ld/15146
+	* plugin.c (plugin_notice): Add null check before dereferencing
+	pointer.
+
 2013-02-19  Alan Modra  <amodra@gmail.com>
 
 	* emultempl/elf32.em (emit_note_gnu_build_id): New static var.

ld/plugin.c

@@ -997,7 +997,8 @@ plugin_notice (struct bfd_link_info *info,
 	  /* Replace the undefined dummy bfd with the real one.  */
 	  if ((h->type == bfd_link_hash_undefined
 	       || h->type == bfd_link_hash_undefweak)
-	      && (h->u.undef.abfd->flags & BFD_PLUGIN) != 0)
+	      && (h->u.undef.abfd == NULL
+		  || (h->u.undef.abfd->flags & BFD_PLUGIN) != 0))
 	    h->u.undef.abfd = abfd;
 	  h->non_ir_ref = TRUE;
 	}