On Sun, Oct 17, 2021 at 02:01:06PM -0500, David Lechner wrote:
> In the counter subsystem, we are already using sysfs_emit(), but there
> were a few places where we were still using sprintf() in *_show()
> functions. For consistency and added protections, use sysfs_emit()
> everywhere.
>
> Suggested-by: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: David Lechner <david@xxxxxxxxxxxxxx>
Acked-by: William Breathitt Gray <vilhelm.gray@xxxxxxxxx>
> ---
> drivers/counter/counter-sysfs.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/counter/counter-sysfs.c b/drivers/counter/counter-sysfs.c
> index 7bf8882ff54d..8c2d7c29ea59 100644
> --- a/drivers/counter/counter-sysfs.c
> +++ b/drivers/counter/counter-sysfs.c
> @@ -113,7 +113,7 @@ static ssize_t counter_comp_u8_show(struct device *dev,
> /* data should already be boolean but ensure just to be safe */
> data = !!data;
>
> - return sprintf(buf, "%u\n", (unsigned int)data);
> + return sysfs_emit(buf, "%u\n", (unsigned int)data);
> }
>
> static ssize_t counter_comp_u8_store(struct device *dev,
> @@ -196,7 +196,7 @@ static ssize_t counter_comp_u32_show(struct device *dev,
> case COUNTER_COMP_COUNT_MODE:
> return sysfs_emit(buf, "%s\n", counter_count_mode_str[data]);
> default:
> - return sprintf(buf, "%u\n", (unsigned int)data);
> + return sysfs_emit(buf, "%u\n", (unsigned int)data);
> }
> }
>
> @@ -300,7 +300,7 @@ static ssize_t counter_comp_u64_show(struct device *dev,
> if (err < 0)
> return err;
>
> - return sprintf(buf, "%llu\n", (unsigned long long)data);
> + return sysfs_emit(buf, "%llu\n", (unsigned long long)data);
> }
>
> static ssize_t counter_comp_u64_store(struct device *dev,
> @@ -539,7 +539,7 @@ static ssize_t counter_comp_id_show(struct device *dev,
> {
> const size_t id = (size_t)to_counter_attribute(attr)->comp.priv;
>
> - return sprintf(buf, "%zu\n", id);
> + return sysfs_emit(buf, "%zu\n", id);
> }
>
> static int counter_comp_id_attr_create(struct device *const dev,
> --
> 2.25.1
>
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