* [patch] thermal: cpu_cooling: small memory leak on error
@ 2014-12-16 23:55 Dan Carpenter
2014-12-17 5:26 ` Viresh Kumar
0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2014-12-16 23:55 UTC (permalink / raw)
To: Zhang Rui; +Cc: Eduardo Valentin, linux-pm, kernel-janitors
There was a left over return here so the error handling isn't run.
It leads to a small memory leak and a static checker warning.
drivers/thermal/cpu_cooling.c:351 __cpufreq_cooling_register()
info: ignoring unreachable code.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index 051eb48..9b45f64 100644
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -347,7 +347,6 @@ __cpufreq_cooling_register(struct device_node *np,
cpufreq_dev->freq_table = kmalloc(sizeof(*cpufreq_dev->freq_table) *
cpufreq_dev->max_level, GFP_KERNEL);
if (!cpufreq_dev->freq_table) {
- return ERR_PTR(-ENOMEM);
cool_dev = ERR_PTR(-ENOMEM);
goto free_cdev;
}
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [patch] thermal: cpu_cooling: small memory leak on error
2014-12-16 23:55 [patch] thermal: cpu_cooling: small memory leak on error Dan Carpenter
@ 2014-12-17 5:26 ` Viresh Kumar
0 siblings, 0 replies; 2+ messages in thread
From: Viresh Kumar @ 2014-12-17 5:26 UTC (permalink / raw)
To: Dan Carpenter; +Cc: Zhang Rui, Eduardo Valentin, Linux PM list, kernel-janitors
On Wed, Dec 17, 2014 at 5:25 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote:
> There was a left over return here so the error handling isn't run.
> It leads to a small memory leak and a static checker warning.
>
> drivers/thermal/cpu_cooling.c:351 __cpufreq_cooling_register()
> info: ignoring unreachable code.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: f6859014c7e7 ("thermal: cpu_cooling: Store frequencies in
descending order")
>
> diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
> index 051eb48..9b45f64 100644
> --- a/drivers/thermal/cpu_cooling.c
> +++ b/drivers/thermal/cpu_cooling.c
> @@ -347,7 +347,6 @@ __cpufreq_cooling_register(struct device_node *np,
> cpufreq_dev->freq_table = kmalloc(sizeof(*cpufreq_dev->freq_table) *
> cpufreq_dev->max_level, GFP_KERNEL);
> if (!cpufreq_dev->freq_table) {
> - return ERR_PTR(-ENOMEM);
> cool_dev = ERR_PTR(-ENOMEM);
> goto free_cdev;
> }
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2014-12-16 23:55 [patch] thermal: cpu_cooling: small memory leak on error Dan Carpenter
2014-12-17 5:26 ` Viresh Kumar
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