[PATCH v1 3/9] pktcdvd: use sysfs_emit() to instead of scnprintf()

[Andy Shevchenko]

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 drivers/block/pktcdvd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index ad4336ae9927..98a5c388eabf 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -339,7 +339,7 @@ static ssize_t device_map_show(struct class *c, struct class_attribute *attr,
 		struct pktcdvd_device *pd = pkt_devs[idx];
 		if (!pd)
 			continue;
-		n += sprintf(data+n, "%s %u:%u %u:%u\n",
+		n += sysfs_emit_at(data, n, "%s %u:%u %u:%u\n",
 			pd->disk->disk_name,
 			MAJOR(pd->pkt_dev), MINOR(pd->pkt_dev),
 			MAJOR(pd->bdev->bd_dev),
-- 
2.39.0