summaryrefslogtreecommitdiff
path: root/drivers/block
diff options
context:
space:
mode:
authorLuis Chamberlain <mcgrof@kernel.org>2021-11-03 16:04:31 -0700
committerJens Axboe <axboe@kernel.dk>2021-11-04 05:48:50 -0600
commitf583eaef0af39b792d74e39721b5ba4b6948a270 (patch)
treed0ba38684e29d315184e117970edab053b5954f0 /drivers/block
parent15733754ccf35c49d2f36a7ac51adc8b975c1c78 (diff)
block/sunvdc: add error handling support for add_disk()
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@lst.de> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> Link: https://lore.kernel.org/r/20211103230437.1639990-9-mcgrof@kernel.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/sunvdc.c14
1 files 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 = {