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PATCH: S/390: don't use uninitialized data to guess frame's old SP
- From: Jim Blandy <jimb at zwingli dot cygnus dot com>
- To: gdb-patches at sources dot redhat dot com
- Date: Mon, 3 Dec 2001 13:50:53 -0500 (EST)
- Subject: PATCH: S/390: don't use uninitialized data to guess frame's old SP
2001-12-03 Jim Blandy <jimb@redhat.com>
* s390-tdep.c (s390_get_frame_info): Don't used fextra_info to set
orig_sp if it's not initialized.
Index: gdb/s390-tdep.c
===================================================================
RCS file: /cvs/cvsfiles/devo/gdb/s390-tdep.c,v
retrieving revision 2.23
diff -c -r2.23 s390-tdep.c
*** gdb/s390-tdep.c 2001/11/29 22:25:13 2.23
--- gdb/s390-tdep.c 2001/12/03 17:38:09
***************
*** 242,248 ****
{
if (fi && fi->frame)
{
! orig_sp = fi->frame + fextra_info->stack_bought;
saved_regs = fi->saved_regs;
}
if (init_extra_info || !fextra_info->initialised)
--- 242,249 ----
{
if (fi && fi->frame)
{
! if (! init_extra_info && fextra_info->initialised)
! orig_sp = fi->frame + fextra_info->stack_bought;
saved_regs = fi->saved_regs;
}
if (init_extra_info || !fextra_info->initialised)