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Code Issues Releases Wiki Activity

pktcdvd: use sysfs_emit() to instead of scnprintf()

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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@linux.intel.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20230310164549.22133-4-andriy.shevchenko@linux.intel.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Andy Shevchenko 2023-03-10 18:45:43 +02:00 committed by Jens Axboe
parent 1a0ddd56e5
commit 3bb5746c26
1 changed files with 1 additions and 1 deletions
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2
drivers/block/pktcdvd.c
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@ -335,7 +335,7 @@ static ssize_t device_map_show(const struct class *c, const struct class_attribu
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),