By taking error values of:
sysfs_get_idlestate_count(..);
into account.
Signed-off-by: Thomas Renninger <trenn@xxxxxxx>
CC: Dominik Brodowski <linux@xxxxxxxxxxxxxxxxxxxx>
CC: cpufreq@xxxxxxxxxxxxxxx
---
.../cpupower/utils/idle_monitor/cpuidle_sysfs.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
index d048b96..bcd22a1 100644
--- a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
+++ b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
@@ -134,7 +134,7 @@ static struct cpuidle_monitor *cpuidle_register(void)
/* Assume idle state count is the same for all CPUs */
cpuidle_sysfs_monitor.hw_states_num = sysfs_get_idlestate_count(0);
- if (cpuidle_sysfs_monitor.hw_states_num == 0)
+ if (cpuidle_sysfs_monitor.hw_states_num <= 0)
return NULL;
for (num = 0; num < cpuidle_sysfs_monitor.hw_states_num; num++) {
--
1.7.3.4
--
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