[PATCH] CPPC-CPUFreq: Delete an unnecessary check before the function call "kfree"

SF Markus Elfring
2015-11-05T20:15:39Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 5 Nov 2015 21:10:29 +0100

The kfree() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/cpufreq/cppc_cpufreq.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c
index 93c219f..e8cb334 100644
--- a/drivers/cpufreq/cppc_cpufreq.c
+++ b/drivers/cpufreq/cppc_cpufreq.c
@@ -166,8 +166,7 @@ static int __init cppc_cpufreq_init(void)

out:
for_each_possible_cpu(i)
- if (all_cpu_data[i])
- kfree(all_cpu_data[i]);
+ kfree(all_cpu_data[i]);

kfree(all_cpu_data);
return -ENODEV;
--
2.6.2