diff options
Diffstat (limited to 'net/9p/trans_virtio.c')
| -rw-r--r-- | net/9p/trans_virtio.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index e62bcbbabb5e..9dd49ca67dbc 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -525,7 +525,10 @@ static ssize_t p9_mount_tag_show(struct device *dev, vdev = dev_to_virtio(dev); chan = vdev->priv; - return snprintf(buf, chan->tag_len + 1, "%s", chan->tag); + memcpy(buf, chan->tag, chan->tag_len); + buf[chan->tag_len] = 0; + + return chan->tag_len + 1; } static DEVICE_ATTR(mount_tag, 0444, p9_mount_tag_show, NULL); |