linux-kernel - [PATCH RESEND v3 14/24] ptrace: cleanup arch

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Date:	Thu, 30 Sep 2010 18:27:49 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Roland McGrath <roland@...hat.com>,
	Oleg Nesterov <oleg@...hat.com>, linux-kernel@...r.kernel.org,
	Michal Simek <monstr@...str.eu>
Subject: [PATCH RESEND v3 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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