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[PATCH] x86_64: Fix 32bit thread coredumps

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When a register set is passed in don't try to fix up the pointer.

Noticed by Al Viro

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2005-12-12 22:17:12 -08:00 committed by Linus Torvalds
parent d6ece5491a
commit df818a52fb
1 changed files with 1 additions and 2 deletions
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arch/x86_64/ia32/ia32_binfmt.c
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@ -217,8 +217,7 @@ elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpr
if (!tsk_used_math(tsk))
return 0;
if (!regs)
regs = (struct pt_regs *)tsk->thread.rsp0;
--regs;
regs = ((struct pt_regs *)tsk->thread.rsp0) - 1;
if (tsk == current)
unlazy_fpu(tsk);
set_fs(KERNEL_DS);