[GIT PULL] x86/microcode change for v3.5

[GIT PULL] x86/microcode change for v3.5

[Ingo Molnar]

Linus,

Please pull the latest x86-microcode-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-microcode-for-linus

   HEAD: e826abd523913f63eb03b59746ffb16153c53dc4 x86, microcode: microcode_core.c simple_strtoul cleanup

One simple cleanup.

 Thanks,

	Ingo

------------------>
Shuah Khan (1):
      x86, microcode: microcode_core.c simple_strtoul cleanup


 arch/x86/kernel/microcode_core.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index c9bda6d..fbdfc69 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -299,12 +299,11 @@ static ssize_t reload_store(struct 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();