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Commit df818a52 authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
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[PATCH] x86_64: Fix 32bit thread coredumps 



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

Noticed by Al Viro

Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent d6ece549

arch/x86_64/ia32/ia32_binfmt.c

+1 −2
Original line number Diff line number Diff line
@@ -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);