77 lines
1.8 KiB
Diff
77 lines
1.8 KiB
Diff
From: Dirk Brandewie <dirk.brandewie@gmail.com>
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If cpufreq_register_driver() fails just free memory that has been
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allocated and return. intel_pstate_exit() function is removed sine we
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are built-in only now there is no reason for a module exit proceedure.
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Reported-by:Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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Signed-off-by: Dirk Brandewie <dirk.j.brandewie@intel.com>
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---
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drivers/cpufreq/intel_pstate.c | 39 +++++++++++----------------------------
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1 files changed, 11 insertions(+), 28 deletions(-)
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diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
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index 2bfd083..f6dd1e7 100644
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--- a/drivers/cpufreq/intel_pstate.c
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+++ b/drivers/cpufreq/intel_pstate.c
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@@ -750,37 +750,11 @@ static struct cpufreq_driver intel_pstate_driver = {
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.owner = THIS_MODULE,
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};
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-static void intel_pstate_exit(void)
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-{
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- int cpu;
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-
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- sysfs_remove_group(intel_pstate_kobject,
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- &intel_pstate_attr_group);
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- debugfs_remove_recursive(debugfs_parent);
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-
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- cpufreq_unregister_driver(&intel_pstate_driver);
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-
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- if (!all_cpu_data)
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- return;
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-
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- get_online_cpus();
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- for_each_online_cpu(cpu) {
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- if (all_cpu_data[cpu]) {
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- del_timer_sync(&all_cpu_data[cpu]->timer);
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- kfree(all_cpu_data[cpu]);
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- }
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- }
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-
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- put_online_cpus();
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- vfree(all_cpu_data);
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-}
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-module_exit(intel_pstate_exit);
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-
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static int __initdata no_load;
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static int __init intel_pstate_init(void)
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{
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- int rc = 0;
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+ int cpu, rc = 0;
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const struct x86_cpu_id *id;
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if (no_load)
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@@ -805,7 +779,16 @@ static int __init intel_pstate_init(void)
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intel_pstate_sysfs_expose_params();
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return rc;
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out:
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- intel_pstate_exit();
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+ get_online_cpus();
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+ for_each_online_cpu(cpu) {
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+ if (all_cpu_data[cpu]) {
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+ del_timer_sync(&all_cpu_data[cpu]->timer);
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+ kfree(all_cpu_data[cpu]);
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+ }
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+ }
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+
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+ put_online_cpus();
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+ vfree(all_cpu_data);
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return -ENODEV;
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}
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device_initcall(intel_pstate_init);
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--
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1.7.7.6
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