linux-kernel - [RFC PATCH 16/43] ptrace, h8300: change signature of arch

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Message-Id: <1282902149-12991-17-git-send-email-namhyung@gmail.com>
Date:	Fri, 27 Aug 2010 18:42:02 +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,
	Yoshinori Sato <ysato@...rs.sourceforge.jp>
Subject: [RFC PATCH 16/43] ptrace, h8300: change signature of arch_ptrace()

change type of @addr and @data into unsigned long according to commit
f76671df26ef06321480e702770f88f61272be29 [PATCH 03/43]

Signed-off-by: Namhyung Kim <namhyung@...il.com>
Cc: Yoshinori Sato <ysato@...rs.sourceforge.jp>
---
 arch/h8300/kernel/ptrace.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/h8300/kernel/ptrace.c b/arch/h8300/kernel/ptrace.c
index df11412..23a95f84 100644
--- a/arch/h8300/kernel/ptrace.c
+++ b/arch/h8300/kernel/ptrace.c
@@ -50,7 +50,8 @@ void ptrace_disable(struct task_struct *child)
 	user_disable_single_step(child);
 }
 
-long arch_ptrace(struct task_struct *child, long request, long addr, long data)
+long arch_ptrace(struct task_struct *child, long request,
+		 unsigned long addr, unsigned long data)
 {
 	int ret;
 
@@ -59,7 +60,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 		case PTRACE_PEEKUSR: {
 			unsigned long tmp = 0;
 			
-			if ((addr & 3) || addr < 0 || addr >= sizeof(struct user)) {
+			if ((addr & 3) || addr >= sizeof(struct user)) {
 				ret = -EIO;
 				break ;
 			}
@@ -94,7 +95,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 
       /* when I and D space are separate, this will have to be fixed. */
 		case PTRACE_POKEUSR: /* write the word at location addr in the USER area */
-			if ((addr & 3) || addr < 0 || addr >= sizeof(struct user)) {
+			if ((addr & 3) || addr >= sizeof(struct user)) {
 				ret = -EIO;
 				break ;
 			}
@@ -120,7 +121,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 				ret = -EFAULT;
 				break;
 			    }
-			    data += sizeof(long);
+			    data += sizeof(unsigned long);
 			}
 			ret = 0;
 			break;
@@ -135,7 +136,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 				break;
 			    }
 			    h8300_put_reg(child, i, tmp);
-			    data += sizeof(long);
+			    data += sizeof(unsigned long);
 			}
 			ret = 0;
 			break;
-- 
1.7.2.2

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