Merge branch 'pm-tools'

[sfrench/cifs-2.6.git] / drivers / cpufreq / intel_pstate.c

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 36ba6082d084b4a51d9189b693d9d639cafa6352..029a93bfb5581af78dfbe4e0be20e3aea22cdf61 100644 (file)
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -571,9 +571,10 @@ static inline void update_turbo_state(void)
 static int min_perf_pct_min(void)
 {
        struct cpudata *cpu = all_cpu_data[0];
+       int turbo_pstate = cpu->pstate.turbo_pstate;
 
-       return DIV_ROUND_UP(cpu->pstate.min_pstate * 100,
-                           cpu->pstate.turbo_pstate);
+       return turbo_pstate ?
+               DIV_ROUND_UP(cpu->pstate.min_pstate * 100, turbo_pstate) : 0;
 }
 
 static s16 intel_pstate_get_epb(struct cpudata *cpu_data)