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Move setting variable in relro data earlier in ld.so.

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Andreas Schwab 2011-02-20 07:24:56 -05:00 committed by Ulrich Drepper
parent d3f02e1012
commit e23fe25b33
3 changed files with 16 additions and 5 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2010-09-28 Andreas Schwab <schwab@redhat.com>
Ulrich Drepper <drepper@gmail.com>
[BZ #12489]
* elf/rtld.c (dl_main): Move setting of GLRO(dl_init_all_dirs)
before performing relro protection. At old place add assertion
to make sure nothing changed.
2011-02-17 Nathan Sidwell <nathan@codesourcery.com> 2011-02-17 Nathan Sidwell <nathan@codesourcery.com>
Glauber de Oliveira Costa <glommer@gmail.com> Glauber de Oliveira Costa <glommer@gmail.com>

2
NEWS
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@ -9,7 +9,7 @@ Version 2.14
* The following bugs are resolved with this release: * The following bugs are resolved with this release:
11724, 12460, 12469 11724, 12460, 12469, 12489
Version 2.13 Version 2.13

11
elf/rtld.c
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@ -1,5 +1,5 @@
/* Run time dynamic linker. /* Run time dynamic linker.
Copyright (C) 1995-2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. Copyright (C) 1995-2010, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -2179,6 +2179,10 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
we need it in the memory handling later. */ we need it in the memory handling later. */
GLRO(dl_initial_searchlist) = *GL(dl_ns)[LM_ID_BASE]._ns_main_searchlist; GLRO(dl_initial_searchlist) = *GL(dl_ns)[LM_ID_BASE]._ns_main_searchlist;
/* Remember the last search directory added at startup, now that
malloc will no longer be the one from dl-minimal.c. */
GLRO(dl_init_all_dirs) = GL(dl_all_dirs);
if (prelinked) if (prelinked)
{ {
if (main_map->l_info [ADDRIDX (DT_GNU_CONFLICT)] != NULL) if (main_map->l_info [ADDRIDX (DT_GNU_CONFLICT)] != NULL)
@ -2298,9 +2302,8 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
lossage); lossage);
} }
/* Remember the last search directory added at startup, now that /* Make sure no new search directories have been added. */
malloc will no longer be the one from dl-minimal.c. */ assert (GLRO(dl_init_all_dirs) == GL(dl_all_dirs));
GLRO(dl_init_all_dirs) = GL(dl_all_dirs);
if (! prelinked && rtld_multiple_ref) if (! prelinked && rtld_multiple_ref)
{ {