From: Minwoo Im <minwoo.im.dev@xxxxxxxxx>
Keep rejecting the hidden device access via open, but allow cases
through the nvme-generic char device.
Signed-off-by: Minwoo Im <minwoo.im.dev@xxxxxxxxx>
---
drivers/nvme/host/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index d4884105ad95..0d0522bd4c2f 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1885,7 +1885,7 @@ static int nvme_ns_open(struct nvme_ns *ns)
{
#ifdef CONFIG_NVME_MULTIPATH
/* should never be called due to GENHD_FL_HIDDEN */
- if (WARN_ON_ONCE(ns->head->disk))
+ if (WARN_ON_ONCE(!nvme_ns_is_generic(ns) && ns->head->disk))
goto fail;
#endif
if (!kref_get_unless_zero(&ns->kref))
--
2.17.1
