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>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index 563a09d..19c7af1 100644 (file)
--- 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();