linux-kernel - [RFC PATCH 10/43] ptrace, avr32: cleanup arch

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Message-Id: <1282902149-12991-11-git-send-email-namhyung@gmail.com>
Date:	Fri, 27 Aug 2010 18:41:56 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Roland McGrath <roland@...hat.com>,
	Oleg Nesterov <oleg@...hat.com>, Arnd Bergmann <arnd@...db.de>
Cc:	linux-kernel@...r.kernel.org,
	Haavard Skinnemoen <hskinnemoen@...el.com>
Subject: [RFC PATCH 10/43] ptrace, avr32: cleanup arch_ptrace()

use new 'datap' variable type of void pointer in order to remove unnecessary
castings.

Signed-off-by: Namhyung Kim <namhyung@...il.com>
Cc: Haavard Skinnemoen <hskinnemoen@...el.com>
---
 arch/avr32/kernel/ptrace.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/avr32/kernel/ptrace.c b/arch/avr32/kernel/ptrace.c
index ecea9b6..4aedcab 100644
--- a/arch/avr32/kernel/ptrace.c
+++ b/arch/avr32/kernel/ptrace.c
@@ -150,6 +150,7 @@ long arch_ptrace(struct task_struct *child, long request,
 		 unsigned long addr, unsigned long data)
 {
 	int ret;
+	void __user *datap = (void __user *) data;
 
 	switch (request) {
 	/* Read the word at location addr in the child process */
@@ -159,8 +160,7 @@ long arch_ptrace(struct task_struct *child, long request,
 		break;
 
 	case PTRACE_PEEKUSR:
-		ret = ptrace_read_user(child, addr,
-				       (unsigned long __user *)data);
+		ret = ptrace_read_user(child, addr, datap);
 		break;
 
 	/* Write the word in data at location addr */
@@ -174,11 +174,11 @@ long arch_ptrace(struct task_struct *child, long request,
 		break;
 
 	case PTRACE_GETREGS:
-		ret = ptrace_getregs(child, (void __user *)data);
+		ret = ptrace_getregs(child, datap);
 		break;
 
 	case PTRACE_SETREGS:
-		ret = ptrace_setregs(child, (const void __user *)data);
+		ret = ptrace_setregs(child, datap);
 		break;
 
 	default:
-- 
1.7.2.2

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