diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | sysdeps/generic/dl-osinfo.h | 23 |
2 files changed, 27 insertions, 2 deletions
@@ -1,3 +1,9 @@ +2009-01-11 Thomas Schwinge <tschwinge@gnu.org> + + * sysdeps/generic/dl-osinfo.h (_dl_setup_stack_chk_guard): Use + memcpy instead of memcmp. + (_dl_setup_pointer_guard): Likewise. + 2009-01-30 Ulrich Drepper <drepper@redhat.com> * malloc/malloc.c (sYSMALLOc): Don't use assert when detecting diff --git a/sysdeps/generic/dl-osinfo.h b/sysdeps/generic/dl-osinfo.h index 02ec28d424..4b880dae34 100644 --- a/sysdeps/generic/dl-osinfo.h +++ b/sysdeps/generic/dl-osinfo.h @@ -1,3 +1,22 @@ +/* Operating system specific code for generic dynamic loader functions. + Copyright (C) 2009 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + #include <stdint.h> static inline uintptr_t __attribute__ ((always_inline)) @@ -13,7 +32,7 @@ _dl_setup_stack_chk_guard (void *dl_random) p[0] = 0; } else - memcmp (&ret, dl_random, sizeof (ret)); + memcpy (&ret, dl_random, sizeof (ret)); return ret; } @@ -24,6 +43,6 @@ _dl_setup_pointer_guard (void *dl_random, uintptr_t stack_chk_guard) if (dl_random == NULL) ret = stack_chk_guard; else - memcmp (&ret, (char *) dl_random + sizeof (ret), sizeof (ret)); + memcpy (&ret, (char *) dl_random + sizeof (ret), sizeof (ret)); return ret; } |