cpufreq: Fix and clean up show_cpuinfo_cur_freq()
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 14 Mar 2017 23:12:16 +0000 (00:12 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 26 Mar 2017 10:13:19 +0000 (12:13 +0200)
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

index 8412ce5f93a712a03bfa81df25bee238a299d242..86fa9fdc832360295eb974727de20281abf66bc7 100644 (file)
@@ -626,9 +626,11 @@ static ssize_t show_cpuinfo_cur_freq(struct cpufreq_policy *policy,
                                        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");
 }
 
 /**