diff options
| -rw-r--r-- | drivers/block/rbd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index a8521338bf46..28052ff679ca 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1982,7 +1982,10 @@ static ssize_t rbd_name_show(struct device *dev, { struct rbd_device *rbd_dev = dev_to_rbd_dev(dev); - return sprintf(buf, "%s\n", rbd_dev->spec->image_name); + if (rbd_dev->spec->image_name) + return sprintf(buf, "%s\n", rbd_dev->spec->image_name); + + return sprintf(buf, "(unknown)\n"); } static ssize_t rbd_image_id_show(struct device *dev, |