From: Shuah Khan <shuahkhan@gmail.com>
Date: Sun, 6 May 2012 17:11:04 +0000 (-0600)
Subject: x86, microcode: microcode_core.c simple_strtoul cleanup
X-Git-Tag: firefly_0821_release~7541^2~804
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d426c78930e6e01373e3007df81161855f5b6ec1;p=firefly-linux-kernel-4.4.55.git

x86, microcode: microcode_core.c simple_strtoul cleanup

commit e826abd523913f63eb03b59746ffb16153c53dc4 upstream.

Change reload_for_cpu() in kernel/microcode_core.c to call kstrtoul()
instead of calling obsoleted simple_strtoul().

Signed-off-by: Shuah Khan <shuahkhan@gmail.com>
Reviewed-by: Borislav Petkov <bp@alien8.de>
Link: http://lkml.kernel.org/r/1336324264.2897.9.camel@lorien2
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Cc: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index f9242800bc84..b9e52a538614 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -298,12 +298,11 @@ static ssize_t reload_store(struct sys_device *dev,
 {
 	unsigned long val;
 	int cpu = dev->id;
-	int ret = 0;
-	char *end;
+	ssize_t ret = 0;
 
-	val = simple_strtoul(buf, &end, 0);
-	if (end == buf)
-		return -EINVAL;
+	ret = kstrtoul(buf, 0, &val);
+	if (ret)
+		return ret;
 
 	if (val == 1) {
 		get_online_cpus();