[PATCH 4.10 12/27] cpufreq: Fix and clean up show_cpuinfo_cur_freq()

Greg Kroah-Hartman
2017-03-24T18:01:04Z

From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

commit 9b4f603e7a9f4282aec451063ffbbb8bb410dcd9 upstream.

There is a missing newline in show_cpuinfo_cur_freq(), so add it,
but while at it clean that function up somewhat too.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/cpufreq/cpufreq.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -680,9 +680,11 @@ static ssize_t show_cpuinfo_cur_freq(str
char *buf)
{
unsigned int cur_freq = __cpufreq_get(policy);
- if (!cur_freq)
- return sprintf(buf, "<unknown>");
- return sprintf(buf, "%u\n", cur_freq);
+
+ if (cur_freq)
+ return sprintf(buf, "%u\n", cur_freq);
+
+ return sprintf(buf, "<unknown>\n");
}

/**