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authorXiongfeng Wang <wangxiongfeng2@huawei.com>2022-11-16 12:33:39 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2022-11-30 19:50:04 +0100
commit91fda1f88c0968f1491ab150bb01690525af150a (patch)
tree188a7f3389628a2ce0a9917f4adfd022e9954460 /drivers/cpufreq/amd_freq_sensitivity.c
parentcpufreq: Init completion before kobject_init_and_add() (diff)
downloadlinux-91fda1f88c0968f1491ab150bb01690525af150a.tar.xz
linux-91fda1f88c0968f1491ab150bb01690525af150a.zip
cpufreq: amd_freq_sensitivity: Add missing pci_dev_put()
pci_get_device() will increase the reference count for the returned pci_dev. We need to use pci_dev_put() to decrease the reference count after using pci_get_device(). Let's add it. Fixes: 59a3b3a8db16 ("cpufreq: AMD: Ignore the check for ProcFeedback in ST/CZ") Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/amd_freq_sensitivity.c')
-rw-r--r--drivers/cpufreq/amd_freq_sensitivity.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/cpufreq/amd_freq_sensitivity.c b/drivers/cpufreq/amd_freq_sensitivity.c
index 6448e03bcf48..59b19b9975e8 100644
--- a/drivers/cpufreq/amd_freq_sensitivity.c
+++ b/drivers/cpufreq/amd_freq_sensitivity.c
@@ -125,6 +125,8 @@ static int __init amd_freq_sensitivity_init(void)
if (!pcidev) {
if (!boot_cpu_has(X86_FEATURE_PROC_FEEDBACK))
return -ENODEV;
+ } else {
+ pci_dev_put(pcidev);
}
if (rdmsrl_safe(MSR_AMD64_FREQ_SENSITIVITY_ACTUAL, &val))