Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1375750 > unrolled thread

[PATCH 2/5] cpufreq: Loongson1: Replace kzalloc() with kcalloc()

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.

Contents

  [PATCH 2/5] cpufreq: Loongson1: Replace kzalloc() with kcalloc() Keguang Zhang <keguang.zhang@gmail.com> - 2016-04-11 14:00 +0200

#1375750 — [PATCH 2/5] cpufreq: Loongson1: Replace kzalloc() with kcalloc()

From: Kelvin Cheung <keguang.zhang@gmail.com>

This patch replaces kzalloc() with kcalloc() when allocating
frequency table, and remove unnecessary 'out of memory' message.

Signed-off-by: Kelvin Cheung <keguang.zhang@gmail.com>
---
 drivers/cpufreq/loongson1-cpufreq.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/cpufreq/loongson1-cpufreq.c b/drivers/cpufreq/loongson1-cpufreq.c
index 262581b..2d83744 100644
--- a/drivers/cpufreq/loongson1-cpufreq.c
+++ b/drivers/cpufreq/loongson1-cpufreq.c
@@ -81,13 +81,9 @@ static int ls1x_cpufreq_init(struct cpufreq_policy *policy)
 	pll_freq = clk_get_rate(ls1x_cpufreq.pll_clk) / 1000;
 
 	steps = 1 << DIV_CPU_WIDTH;
-	freq_tbl = kzalloc(sizeof(*freq_tbl) * steps, GFP_KERNEL);
-	if (!freq_tbl) {
-		dev_err(ls1x_cpufreq.dev,
-			"failed to alloc cpufreq_frequency_table\n");
-		ret = -ENOMEM;
-		goto out;
-	}
+	freq_tbl = kcalloc(steps, sizeof(*freq_tbl), GFP_KERNEL);
+	if (!freq_tbl)
+		return -ENOMEM;
 
 	for (i = 0; i < (steps - 1); i++) {
 		freq = pll_freq / (i + 1);
@@ -106,7 +102,7 @@ static int ls1x_cpufreq_init(struct cpufreq_policy *policy)
 	ret = cpufreq_generic_init(policy, freq_tbl, 0);
 	if (ret)
 		kfree(freq_tbl);
-out:
+
 	return ret;
 }
 
-- 
1.9.1

[toc] | [standalone]

Back to top | Article view | linux.kernel

csiph-web