diff options
Diffstat (limited to 'drivers/cpufreq/imx7ulp-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/imx7ulp-cpufreq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/cpufreq/imx7ulp-cpufreq.c b/drivers/cpufreq/imx7ulp-cpufreq.c index b049adb9329e..55c52d8f611b 100644 --- a/drivers/cpufreq/imx7ulp-cpufreq.c +++ b/drivers/cpufreq/imx7ulp-cpufreq.c @@ -47,6 +47,8 @@ static int imx7ulp_set_target(struct cpufreq_policy *policy, unsigned int index) new_freq = freq_table[index].frequency; freq_hz = new_freq * 1000; old_freq = clk_get_rate(arm_clk) / 1000; + if (new_freq == 0 || old_freq == 0) + return -EINVAL; opp = dev_pm_opp_find_freq_ceil(cpu_dev, &freq_hz); if (IS_ERR(opp)) { |