linux-kernel - [PATCH] x86: kernel/dumpstack.c simple

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Message-ID: <1335999034.2810.4.camel@lorien2>
Date:	Wed, 02 May 2012 16:50:34 -0600
From:	Shuah Khan <shuahkhan@...il.com>
To:	mingo@...hat.com, hpa@...or.com, tglx@...utronix.de
Cc:	shuahkhan@...il.com,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: kernel/dumpstack.c simple_strtoul cleanup

Change kstack_setup() and code_bytes_setup() in kernel/dumpstack.c
to call kstrtoul() instead of calling obsoleted simple_strtoul().

>From 2988db2b5cef39ee908a0165732a42c12897ccef Mon Sep 17 00:00:00 2001
From: Shuah Khan <shuahkhan@...il.com>
Date: Wed, 2 May 2012 12:59:17 -0600
Subject: [PATCH] x86: kernel/dumpstack.c simple_strtoul cleanup


Signed-off-by: Shuah Khan <shuahkhan@...il.com>
---
 arch/x86/kernel/dumpstack.c |   21 +++++++++++++++++++--
 1 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 1b81839..b154f6d 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -311,16 +311,33 @@ void die(const char *str, struct pt_regs *regs, long err)
 
 static int __init kstack_setup(char *s)
 {
+	ssize_t ret;
+	unsigned long val;
+
 	if (!s)
 		return -EINVAL;
-	kstack_depth_to_print = simple_strtoul(s, NULL, 0);
+
+	ret = kstrtoul(s, 0, &val);
+	if (ret)
+		return ret;
+	kstack_depth_to_print = val;
 	return 0;
 }
 early_param("kstack", kstack_setup);
 
 static int __init code_bytes_setup(char *s)
 {
-	code_bytes = simple_strtoul(s, NULL, 0);
+	ssize_t ret;
+	unsigned long val;
+
+	if (!s)
+		return -EINVAL;
+
+	ret = kstrtoul(s, 0, &val);
+	if (ret)
+		return ret;
+
+	code_bytes = val;
 	if (code_bytes > 8192)
 		code_bytes = 8192;
 
-- 
1.7.5.4



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