[tip:x86/cleanups] x86: kernel/dumpstack.c simple_strtoul cleanup

[tip-bot for Shuah Khan <shuahkhan@gmail.com>]

Commit-ID:  363f7ce3250aafdaab43011c7dc40158ea571e6b
Gitweb:     http://git.kernel.org/tip/363f7ce3250aafdaab43011c7dc40158ea571e6b
Author:     Shuah Khan <shuahkhan@gmail.com>
AuthorDate: Sun, 6 May 2012 11:58:04 -0600
Committer:  H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Tue, 15 May 2012 15:36:42 -0700

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().

Signed-off-by: Shuah Khan <shuahkhan@gmail.com>
Link: http://lkml.kernel.org/r/1336327084.2897.15.camel@lorien2
Signed-off-by: H. Peter Anvin <hpa@linux.intel.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;