diff mbox

cpufreq: scpi-cpufreq: signedness bug in scpi_get_dvfs_info()

Message ID 20151022195208.GB24439@mwanda (mailing list archive)
State New, archived
Headers show

Commit Message

Dan Carpenter Oct. 22, 2015, 7:52 p.m. UTC
The "domain" variable needs to be signed for the error handling to work.

Fixes: 8def31034d03 ('cpufreq: arm_big_little: add SCPI interface driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Comments

Viresh Kumar Oct. 23, 2015, 1:59 a.m. UTC | #1
On 22-10-15, 22:52, Dan Carpenter wrote:
> The "domain" variable needs to be signed for the error handling to work.
> 
> Fixes: 8def31034d03 ('cpufreq: arm_big_little: add SCPI interface driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
> index 2c3b16f..de5e89b 100644
> --- a/drivers/cpufreq/scpi-cpufreq.c
> +++ b/drivers/cpufreq/scpi-cpufreq.c
> @@ -31,7 +31,7 @@ static struct scpi_ops *scpi_ops;
>  
>  static struct scpi_dvfs_info *scpi_get_dvfs_info(struct device *cpu_dev)
>  {
> -	u8 domain = topology_physical_package_id(cpu_dev->id);
> +	int domain = topology_physical_package_id(cpu_dev->id);
>  
>  	if (domain < 0)
>  		return ERR_PTR(-EINVAL);

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Sudeep Holla Oct. 23, 2015, 10:16 a.m. UTC | #2
On 22/10/15 20:52, Dan Carpenter wrote:
> The "domain" variable needs to be signed for the error handling to
> work.
>
> Fixes: 8def31034d03 ('cpufreq: arm_big_little: add SCPI interface
> driver') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>

Thanks for the fix
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Sudeep Holla Nov. 26, 2015, 2:07 p.m. UTC | #3
Hi Rafael,

On Fri, Oct 23, 2015 at 11:16 AM, Sudeep Holla <sudeep.holla@arm.com> wrote:
>
>
> On 22/10/15 20:52, Dan Carpenter wrote:
>>
>> The "domain" variable needs to be signed for the error handling to
>> work.
>>
>> Fixes: 8def31034d03 ('cpufreq: arm_big_little: add SCPI interface
>> driver') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>>
>
> Thanks for the fix
> Acked-by: Sudeep Holla <sudeep.holla@arm.com>
>

Can you pick this up for your next -rc fixes ?

Regards,
Sudeep
diff mbox

Patch

diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
index 2c3b16f..de5e89b 100644
--- a/drivers/cpufreq/scpi-cpufreq.c
+++ b/drivers/cpufreq/scpi-cpufreq.c
@@ -31,7 +31,7 @@  static struct scpi_ops *scpi_ops;
 
 static struct scpi_dvfs_info *scpi_get_dvfs_info(struct device *cpu_dev)
 {
-	u8 domain = topology_physical_package_id(cpu_dev->id);
+	int domain = topology_physical_package_id(cpu_dev->id);
 
 	if (domain < 0)
 		return ERR_PTR(-EINVAL);