Messages in this thread Patch in this message | | | Date | Fri, 11 Sep 2015 04:44:45 +0000 (GMT) | From | MyungJoo Ham <> | Subject | Re: [PATCH] PM / devfreq: Fix incorrect type issue. |
| |
> time_in_state in struct devfreq is defined as unsigned long, so > devm_kzalloc should use sizeof(unsigned long) as argument instead > of sizeof(unsigned int), otherwise it will cause unexpected result > in 64bit system. > > Signed-off-by: Xiaolong Ye <yexl@marvell.com> > Signed-off-by: Kevin Liu <kliu5@marvell.com>
Thanks!
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Which SoC are you working with? Are you going to upstream your 64bit devfreq driver soon?
Cheers, MyungJoo
> --- > drivers/devfreq/devfreq.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c > index ca1b362..ac9845a 100644 > --- a/drivers/devfreq/devfreq.c > +++ b/drivers/devfreq/devfreq.c > @@ -482,7 +482,7 @@ struct devfreq *devfreq_add_device(struct device *dev, > devfreq->profile->max_state * > devfreq->profile->max_state, > GFP_KERNEL); > - devfreq->time_in_state = devm_kzalloc(dev, sizeof(unsigned int) * > + devfreq->time_in_state = devm_kzalloc(dev, sizeof(unsigned long) * > devfreq->profile->max_state, > GFP_KERNEL); > devfreq->last_stat_updated = jiffies; > -- > 1.7.9.5
| |