Avoid overflow.

2010-03-17  Jie Zhang  <jie@codesourcery.com>

	* elf.c (assign_file_positions_for_load_sections): Avoid
	overflow.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 1008a66..bcfae55 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2010-03-17  Jie Zhang  <jie@codesourcery.com>
+
+       * elf.c (assign_file_positions_for_load_sections): Avoid
+       overflow.
+
 2010-03-17  Alan Modra  <amodra@gmail.com>
 
        * plugin.c (bfd_plugin_object_p): Pass iostream to fileno using

diff --git a/bfd/elf.c b/bfd/elf.c
index dbb13d4..cee9b7a 100644 (file)
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -4452,7 +4452,7 @@ assign_file_positions_for_load_sections (bfd *abfd,
            {
              bfd_signed_vma adjust = sec->vma - (p->p_vaddr + p->p_memsz);
 
-             if (adjust < 0)
+             if (sec->vma < p->p_vaddr + p->p_memsz)
                {
                  (*_bfd_error_handler)
                    (_("%B: section %A vma 0x%lx overlaps previous sections"),