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From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
To: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org, xiyou.wangcong@gmail.com
Subject: [PATCH v2 1/5] x86: ia32_signal: cleanup macro COPY
Date: Mon, 17 Nov 2008 15:44:50 -0800	[thread overview]
Message-ID: <492201F2.1060804@ct.jp.nec.com> (raw)
In-Reply-To: <491E4101.7010405@ct.jp.nec.com>

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

Impact: cleanup

No need to use temporary variable in this case.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
 arch/x86/ia32/ia32_signal.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index e886907..a28790a 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -197,10 +197,8 @@ struct rt_sigframe
 	/* fp state follows here */
 };
 
-#define COPY(x)		{ 		\
-	unsigned int reg;		\
-	err |= __get_user(reg, &sc->x);	\
-	regs->x = reg;			\
+#define COPY(x)			{		\
+	err |= __get_user(regs->x, &sc->x);	\
 }
 
 #define RELOAD_SEG(seg,mask)						\
-- 
1.5.6


  parent reply	other threads:[~2008-11-17 23:45 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-15  3:24 [PATCH 1/5] x86: ia32_signal: cleanup macro COPY Hiroshi Shimamoto
2008-11-15  3:26 ` [PATCH 2/5] x86: ia32_signal: introduce COPY_SEG_STRICT Hiroshi Shimamoto
2008-11-15 17:11   ` Américo Wang
2008-11-17 18:03     ` Hiroshi Shimamoto
2008-11-15  3:27 ` [PATCH 3/5] x86: ia32_signal: cleanup macro RELOAD_SEG Hiroshi Shimamoto
2008-11-15 17:15   ` Américo Wang
2008-11-15  3:28 ` [PATCH 4/5] x86: ia32_signal: remove using temporary variable Hiroshi Shimamoto
2008-11-15 17:22   ` Américo Wang
2008-11-17 18:09     ` Hiroshi Shimamoto
2008-11-15  3:28 ` [PATCH 5/5] x86: ia32_signal: change order of storing in setup_sigcontext() Hiroshi Shimamoto
2008-11-15 17:25   ` Américo Wang
2008-11-17 18:20     ` Hiroshi Shimamoto
2008-11-15 17:06 ` [PATCH 1/5] x86: ia32_signal: cleanup macro COPY Américo Wang
2008-11-17 17:57   ` Hiroshi Shimamoto
2008-11-17 23:44 ` Hiroshi Shimamoto [this message]
2008-11-17 23:47   ` [PATCH v2 2/5] x86: ia32_signal: introduce COPY_SEG_STRICT Hiroshi Shimamoto
2008-11-17 23:52     ` H. Peter Anvin
2008-11-18  0:09       ` Hiroshi Shimamoto
2008-11-18 15:56         ` Ingo Molnar
2008-11-17 23:47   ` [PATCH v2 3/5] x86: ia32_signal: cleanup macro RELOAD_SEG Hiroshi Shimamoto
2008-11-17 23:48   ` [PATCH v2 4/5] x86: ia32_signal: remove using temporary variable Hiroshi Shimamoto
2008-11-17 23:49   ` [PATCH v2 5/5] x86: ia32_signal: change order of storing in setup_sigcontext() Hiroshi Shimamoto

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