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Commit 99ea1b93 authored by Hiroshi Shimamoto's avatar Hiroshi Shimamoto Committed by Ingo Molnar
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x86: ia32_signal: do save_i387_xstate_ia32 at get_sigframe() 



Impact: cleanup

move calling save_i387_xstate_ia32() into get_sigframe() from
setup_sigcontext().

Signed-off-by: default avatarHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 4b33669e

arch/x86/ia32/ia32_signal.c

+3 −6
Original line number Diff line number Diff line
@@ -367,12 +367,7 @@ static int ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, 
	err |= __put_user(regs->flags, &sc->flags);

	err |= __put_user(regs->sp, &sc->sp_at_signal);



	tmp = save_i387_xstate_ia32(fpstate);

	if (tmp < 0)

		err = -EFAULT;

	else

		err |= __put_user(ptr_to_compat(tmp ? fpstate : NULL),

					&sc->fpstate);

	err |= __put_user(ptr_to_compat(fpstate), &sc->fpstate);



	/* non-iBCS2 extensions.. */

	err |= __put_user(mask, &sc->oldmask);
@@ -408,6 +403,8 @@ static void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, 
	if (used_math()) {

		sp = sp - sig_xstate_ia32_size;

		*fpstate = (struct _fpstate_ia32 *) sp;

		if (save_i387_xstate_ia32(*fpstate) < 0)

			return (void __user *) -1L;

	}



	sp -= frame_size;