cpufreq: exynos: Remove unused variable & IS_ERR

The variable 'max_support_idx, min_support_idx, pm_lock_idx"
are never used, so remove the unused variable.

Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

4 files changed, 4 insertions, 30 deletions

diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c
index 7012ea8bf1e7..0e415e5fb53b 100644
--- a/drivers/cpufreq/exynos-cpufreq.c
+++ b/drivers/cpufreq/exynos-cpufreq.c
@@ -299,8 +299,7 @@ static int __init exynos_cpufreq_init(void)
 err_cpufreq:
         unregister_pm_notifier(&exynos_cpufreq_nb);
 
-        if (!IS_ERR(arm_regulator))
-                regulator_put(arm_regulator);
+        regulator_put(arm_regulator);
 err_vdd_arm:
         kfree(exynos_info);
         pr_debug("%s: failed initialization\n", __func__);
diff --git a/drivers/cpufreq/exynos4210-cpufreq.c b/drivers/cpufreq/exynos4210-cpufreq.c
index fb148fa27678..5ae5c529fca7 100644
--- a/drivers/cpufreq/exynos4210-cpufreq.c
+++ b/drivers/cpufreq/exynos4210-cpufreq.c
@@ -22,9 +22,6 @@
 
 #define CPUFREQ_LEVEL_END       L5
 
-static int max_support_idx = L0;
-static int min_support_idx = (CPUFREQ_LEVEL_END - 1);
-
 static struct clk *cpu_clk;
 static struct clk *moutcore;
 static struct clk *mout_mpll;
@@ -276,10 +273,7 @@ int exynos4210_cpufreq_init(struct exynos_dvfs_info *info)
         }
 
         info->mpll_freq_khz = rate;
-        info->pm_lock_idx = L2;
         info->pll_safe_idx = L2;
-        info->max_support_idx = max_support_idx;
-        info->min_support_idx = min_support_idx;
         info->cpu_clk = cpu_clk;
         info->volt_table = exynos4210_volt_table;
         info->freq_table = exynos4210_freq_table;
@@ -289,14 +283,11 @@ int exynos4210_cpufreq_init(struct exynos_dvfs_info *info)
         return 0;
 
 err_mout_apll:
-        if (!IS_ERR(mout_mpll))
-                clk_put(mout_mpll);
+        clk_put(mout_mpll);
 err_mout_mpll:
-        if (!IS_ERR(moutcore))
-                clk_put(moutcore);
+        clk_put(moutcore);
 err_moutcore:
-        if (!IS_ERR(cpu_clk))
-                clk_put(cpu_clk);
+        clk_put(cpu_clk);
 
         pr_debug("%s: failed initialization\n", __func__);
         return -EINVAL;
diff --git a/drivers/cpufreq/exynos4x12-cpufreq.c b/drivers/cpufreq/exynos4x12-cpufreq.c
index 8c5a7afa5b0b..29b41ab072f5 100644
--- a/drivers/cpufreq/exynos4x12-cpufreq.c
+++ b/drivers/cpufreq/exynos4x12-cpufreq.c
@@ -22,9 +22,6 @@
 
 #define CPUFREQ_LEVEL_END       (L13 + 1)
 
-static int max_support_idx;
-static int min_support_idx = (CPUFREQ_LEVEL_END - 1);
-
 static struct clk *cpu_clk;
 static struct clk *moutcore;
 static struct clk *mout_mpll;
@@ -420,8 +417,6 @@ static void __init set_volt_table(void)
 {
         unsigned int i;
 
-        max_support_idx = L1;
-
         /* Not supported */
         exynos4x12_freq_table[L0].frequency = CPUFREQ_ENTRY_INVALID;
 
@@ -511,10 +506,7 @@ int exynos4x12_cpufreq_init(struct exynos_dvfs_info *info)
         }
 
         info->mpll_freq_khz = rate;
-        info->pm_lock_idx = L5;
         info->pll_safe_idx = L7;
-        info->max_support_idx = max_support_idx;
-        info->min_support_idx = min_support_idx;
         info->cpu_clk = cpu_clk;
         info->volt_table = exynos4x12_volt_table;
         info->freq_table = exynos4x12_freq_table;
diff --git a/drivers/cpufreq/exynos5250-cpufreq.c b/drivers/cpufreq/exynos5250-cpufreq.c
index e64c253cb169..8a5d7338b795 100644
--- a/drivers/cpufreq/exynos5250-cpufreq.c
+++ b/drivers/cpufreq/exynos5250-cpufreq.c
@@ -23,8 +23,6 @@
 
 #define CPUFREQ_LEVEL_END       (L15 + 1)
 
-static int max_support_idx;
-static int min_support_idx = (CPUFREQ_LEVEL_END - 1);
 static struct clk *cpu_clk;
 static struct clk *moutcore;
 static struct clk *mout_mpll;
@@ -249,8 +247,6 @@ static void __init set_volt_table(void)
 {
         unsigned int i;
 
-        max_support_idx = L0;
-
         for (i = 0 ; i < CPUFREQ_LEVEL_END ; i++)
                 exynos5250_volt_table[i] = asv_voltage_5250[i];
 }
@@ -313,12 +309,8 @@ int exynos5250_cpufreq_init(struct exynos_dvfs_info *info)
         }
 
         info->mpll_freq_khz = rate;
-        /* 1000Mhz */
-        info->pm_lock_idx = L7;
         /* 800Mhz */
         info->pll_safe_idx = L9;
-        info->max_support_idx = max_support_idx;
-        info->min_support_idx = min_support_idx;
         info->cpu_clk = cpu_clk;
         info->volt_table = exynos5250_volt_table;
         info->freq_table = exynos5250_freq_table;