From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Wed, 27 Nov 2019 12:01:17 +0000 (+0100)
Subject: fix 4.9 cpufreq patch
X-Git-Tag: v4.4.204~33
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=834406bca24d0ccf5904df9efc5ce22f2f2c87d1;p=thirdparty%2Fkernel%2Fstable-queue.git

fix 4.9 cpufreq patch
---

diff --git a/queue-4.9/cpufreq-add-null-checks-to-show-and-store-methods-of-cpufreq.patch b/queue-4.9/cpufreq-add-null-checks-to-show-and-store-methods-of-cpufreq.patch
index 4f63e2e6a5a..496a777a703 100644
--- a/queue-4.9/cpufreq-add-null-checks-to-show-and-store-methods-of-cpufreq.patch
+++ b/queue-4.9/cpufreq-add-null-checks-to-show-and-store-methods-of-cpufreq.patch
@@ -44,13 +44,13 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  	down_read(&policy->rwsem);
  	ret = fattr->show(policy, buf);
  	up_read(&policy->rwsem);
-@@ -1107,6 +1110,9 @@ static void cpufreq_policy_put_kobj(stru
- 	up_write(&policy->rwsem);
- 	kobject_put(kobj);
+@@ -889,6 +892,9 @@ static ssize_t store(struct kobject *kob
+ 	struct freq_attr *fattr = to_attr(attr);
+ 	ssize_t ret = -EINVAL;
  
 +	if (!fattr->store)
 +		return -EIO;
 +
- 	/*
- 	 * We need to make sure that the underlying kobj is
- 	 * actually not referenced anymore by anybody before we
+ 	get_online_cpus();
+ 
+ 	if (cpu_online(policy->cpu)) {