From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Date: Sat, 21 Feb 2009 03:00:13 +0000 (-0800)
Subject: x86: ia32_signal: introduce GET_SEG() macro
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8801ead40caa8ba9c7d47a06ff1247c166cbfd5a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

x86: ia32_signal: introduce GET_SEG() macro

Impact: cleanup

introduce GET_SEG() macro like arch/x86/kernel/signal.c.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index adc63f81cb8e..8dd0903da08b 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -192,11 +192,15 @@ asmlinkage long sys32_sigaltstack(const stack_ia32_t __user *uss_ptr,
 	get_user_ex(regs->x, &sc->x);		\
 }
 
-#define COPY_SEG_CPL3(seg)	{			\
-		unsigned short tmp;			\
-		get_user_ex(tmp, &sc->seg);		\
-		regs->seg = tmp | 3;			\
-}
+#define GET_SEG(seg)		({			\
+	unsigned short tmp;				\
+	get_user_ex(tmp, &sc->seg);			\
+	tmp;						\
+})
+
+#define COPY_SEG_CPL3(seg)	do {			\
+	regs->seg = GET_SEG(seg) | 3;			\
+} while (0)
 
 #define RELOAD_SEG(seg)		{		\
 	unsigned int cur, pre;			\