We never checked for errors on add_disk() as this function returned void. Now that this is fixed, use the shiny new error handling. We re-use the same free tag call, so we also add a label for that as well. Reviewed-by: Christoph Hellwig <hch@xxxxxx> Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx> --- drivers/block/sunvdc.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c index 4d4bb810c2ae..6f45a53f7cbf 100644 --- a/drivers/block/sunvdc.c +++ b/drivers/block/sunvdc.c @@ -826,8 +826,8 @@ static int probe_disk(struct vdc_port *port) if (IS_ERR(g)) { printk(KERN_ERR PFX "%s: Could not allocate gendisk.\n", port->vio.name); - blk_mq_free_tag_set(&port->tag_set); - return PTR_ERR(g); + err = PTR_ERR(g); + goto out_free_tag; } port->disk = g; @@ -879,9 +879,17 @@ static int probe_disk(struct vdc_port *port) port->vdisk_size, (port->vdisk_size >> (20 - 9)), port->vio.ver.major, port->vio.ver.minor); - device_add_disk(&port->vio.vdev->dev, g, NULL); + err = device_add_disk(&port->vio.vdev->dev, g, NULL); + if (err) + goto out_cleanup_disk; return 0; + +out_cleanup_disk: + blk_cleanup_disk(g); +out_free_tag: + blk_mq_free_tag_set(&port->tag_set); + return err; } static struct ldc_channel_config vdc_ldc_cfg = { -- 2.33.0