[PATCH 5.4 097/203] scsi: ufs: Give an unique ID to each ufs-bsg

Greg Kroah-Hartman
2020-01-16T23:23:01Z

From: Can Guo <cang@codeaurora.org>

commit 8c850a0296004409e7bcb9464712fb2807da656a upstream.

Considering there can be multiple UFS hosts in SoC, give each ufs-bsg an
unique ID by appending the scsi host number to its device name.

Link: https://lore.kernel.org/r/0101016eca8dc9d7-d24468d3-04d2-4ef3-a906-abe8b8cbcd3d-000000@us-west-2.amazonses.com
Fixes: df032bf27a41 ("scsi: ufs: Add a bsg endpoint that supports UPIUs")
Signed-off-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/scsi/ufs/ufs_bsg.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/scsi/ufs/ufs_bsg.c
+++ b/drivers/scsi/ufs/ufs_bsg.c
@@ -202,7 +202,7 @@ int ufs_bsg_probe(struct ufs_hba *hba)
bsg_dev->parent = get_device(parent);
bsg_dev->release = ufs_bsg_node_release;

- dev_set_name(bsg_dev, "ufs-bsg");
+ dev_set_name(bsg_dev, "ufs-bsg%u", shost->host_no);

ret = device_add(bsg_dev);
if (ret)