linux-kernel - [PATCH 2/2] x86_64: ia32_signal.c remove unnecessary function calls

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Date:	Tue, 30 Sep 2008 20:30:51 -0700
From:	Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] x86_64: ia32_signal.c remove unnecessary function calls

From: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>

the below 2 functions are called in save_i387_xstate_ia32()
- clear_used_math();
- stts();

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
---
 arch/x86/ia32/ia32_signal.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 690a480..4bc02b2 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -370,12 +370,9 @@ static int ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc,
 	tmp = save_i387_xstate_ia32(fpstate);
 	if (tmp < 0)
 		err = -EFAULT;
-	else {
-		clear_used_math();
-		stts();
+	else
 		err |= __put_user(ptr_to_compat(tmp ? fpstate : NULL),
 					&sc->fpstate);
-	}
 
 	/* non-iBCS2 extensions.. */
 	err |= __put_user(mask, &sc->oldmask);
-- 
1.5.6

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