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authorJeff Garzik <jeff@garzik.org>2006-06-11 23:04:37 -0400
committerJeff Garzik <jeff@garzik.org>2006-06-11 23:04:37 -0400
commitfec69a97489f961026e24536dbb7b86ac663948c (patch)
tree869713470d81ebc261598489a2711960336c7c37 /drivers/acpi/processor_perflib.c
parent1049cb478783c74ca8c99ef70e7d2bf920b9335b (diff)
parent2f9719b61e1fcf7422a016ac4f2420a0cc6ba320 (diff)
Merge branch 'upstream-fixes' into upstream
Conflicts: drivers/scsi/sata_sil24.c
Diffstat (limited to 'drivers/acpi/processor_perflib.c')
-rw-r--r--drivers/acpi/processor_perflib.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index abbdb37a7f5..f36db22ce1a 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -577,6 +577,8 @@ acpi_processor_register_performance(struct acpi_processor_performance
return_VALUE(-EBUSY);
}
+ WARN_ON(!performance);
+
pr->performance = performance;
if (acpi_processor_get_performance_info(pr)) {
@@ -609,7 +611,8 @@ acpi_processor_unregister_performance(struct acpi_processor_performance
return_VOID;
}
- kfree(pr->performance->states);
+ if (pr->performance)
+ kfree(pr->performance->states);
pr->performance = NULL;
acpi_cpufreq_remove_file(pr);