Messages in this thread | | | Subject | Re: [PATCH RE-SEND v1] PM / devfreq: Replace strncpy with strscpy | From | Chanwoo Choi <> | Date | Thu, 7 May 2020 09:02:57 +0900 |
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Hi Dmitry,
On 4/17/20 11:04 PM, Dmitry Osipenko wrote: > 27.02.2020 20:08, Dmitry Osipenko пишет: >> GCC produces this warning when kernel compiled using `make W=1`: >> >> warning: ‘strncpy’ specified bound 16 equals destination size [-Wstringop-truncation] >> 772 | strncpy(devfreq->governor_name, governor_name, DEVFREQ_NAME_LEN); >> >> The strncpy doesn't take care of NULL-termination of the destination >> buffer, while the strscpy does. >> >> Signed-off-by: Dmitry Osipenko <digetx@gmail.com> >> --- >> 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 8494c5f05a73..2011f64bfa3a 100644 >> --- a/drivers/devfreq/devfreq.c >> +++ b/drivers/devfreq/devfreq.c >> @@ -769,7 +769,7 @@ struct devfreq *devfreq_add_device(struct device *dev, >> devfreq->dev.release = devfreq_dev_release; >> INIT_LIST_HEAD(&devfreq->node); >> devfreq->profile = profile; >> - strncpy(devfreq->governor_name, governor_name, DEVFREQ_NAME_LEN); >> + strscpy(devfreq->governor_name, governor_name, DEVFREQ_NAME_LEN); >> devfreq->previous_freq = profile->initial_freq; >> devfreq->last_status.current_frequency = profile->initial_freq; >> devfreq->data = data; >> > > Hello Chanwoo, > > Do you have any objections to this patch? >
I'm sorry for late reply. I applied it for v5.8-rc1. Thanks.
-- Best Regards, Chanwoo Choi Samsung Electronics
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