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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-01-10 10:58:45 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-01-10 10:58:45 +0100
commit10674d97c4e266e8c50ce794d1c470c26228d52b (patch)
treeaac74b3223788893b4fa15fc976f179caf2fe452 /drivers
parentMerge branch 'cpufreq/arm/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm (diff)
parentpowercap: intel_rapl: add NULL pointer check to rapl_mmio_cpu_online() (diff)
downloadlinux-dev-10674d97c4e266e8c50ce794d1c470c26228d52b.tar.xz
linux-dev-10674d97c4e266e8c50ce794d1c470c26228d52b.zip
Merge branch 'powercap'
* powercap: powercap: intel_rapl: add NULL pointer check to rapl_mmio_cpu_online()
Diffstat (limited to 'drivers')
-rw-r--r--drivers/powercap/intel_rapl_common.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c
index a67701ed93e8..2e5b6a6834da 100644
--- a/drivers/powercap/intel_rapl_common.c
+++ b/drivers/powercap/intel_rapl_common.c
@@ -1295,6 +1295,9 @@ struct rapl_package *rapl_add_package(int cpu, struct rapl_if_priv *priv)
struct cpuinfo_x86 *c = &cpu_data(cpu);
int ret;
+ if (!rapl_defaults)
+ return ERR_PTR(-ENODEV);
+
rp = kzalloc(sizeof(struct rapl_package), GFP_KERNEL);
if (!rp)
return ERR_PTR(-ENOMEM);