linux-kernel - [PATCH v2 14/24] ptrace: cleanup arch

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Message-Id: <1283442391-23612-15-git-send-email-namhyung@gmail.com>
Date:	Fri,  3 Sep 2010 00:46:21 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Roland McGrath <roland@...hat.com>, Oleg Nesterov <oleg@...hat.com>
Cc:	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	Michal Simek <monstr@...str.eu>
Subject: [PATCH v2 14/24] ptrace: cleanup arch_ptrace() on microblaze

Remove checking @addr greater than 0 because @addr is now unsigned.

Signed-off-by: Namhyung Kim <namhyung@...il.com>
Cc: Michal Simek <monstr@...str.eu>
---
 arch/microblaze/kernel/ptrace.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/microblaze/kernel/ptrace.c b/arch/microblaze/kernel/ptrace.c
index 3544bc1..05ac8cc 100644
--- a/arch/microblaze/kernel/ptrace.c
+++ b/arch/microblaze/kernel/ptrace.c
@@ -100,7 +100,7 @@ long arch_ptrace(struct task_struct *child, long request,
 			} else {
 				rval = -EIO;
 			}
-		} else if (addr >= 0 && addr < PT_SIZE && (addr & 0x3) == 0) {
+		} else if (addr < PT_SIZE && (addr & 0x3) == 0) {
 			microblaze_reg_t *reg_addr = reg_save_addr(addr, child);
 			if (request == PTRACE_PEEKUSR)
 				val = *reg_addr;
-- 
1.7.2.2

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