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

	PR ld/15146

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

diff --git a/ld/ChangeLog b/ld/ChangeLog
index bfd2efc..af8f7fd 100644 (file)
--- a/ld/ChangeLog
+++ b/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.

diff --git a/ld/plugin.c b/ld/plugin.c
index d880164..23a4a78 100644 (file)
--- a/ld/plugin.c
+++ b/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;
        }