| Message ID | 20200123172808.5316-1-digetx@gmail.com |
|---|---|
| State | New |
| Headers | show |
| Series | [v1] PM / devfreq: Replace strncpy with strscpy | expand |
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index cceee8bc3c2f..f24d226f65c6 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;
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(-)