[PATCH 4.14 185/496] RDMA/bnxt_re: Fix the ib_reg failure cleanup

[Greg Kroah-Hartman]

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>

[ Upstream commit 497158aa5f520db50452ef928c0f955cb42f2e77 ]

Release the netdev references in the cleanup path.  Invokes the cleanup
routines if bnxt_re_ib_reg fails.

Signed-off-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/infiniband/hw/bnxt_re/main.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

--- a/drivers/infiniband/hw/bnxt_re/main.c
+++ b/drivers/infiniband/hw/bnxt_re/main.c
@@ -1240,9 +1240,12 @@ static void bnxt_re_task(struct work_str
 	switch (re_work->event) {
 	case NETDEV_REGISTER:
 		rc = bnxt_re_ib_reg(rdev);
-		if (rc)
+		if (rc) {
 			dev_err(rdev_to_dev(rdev),
 				"Failed to register with IB: %#x", rc);
+			bnxt_re_remove_one(rdev);
+			bnxt_re_dev_unreg(rdev);
+		}
 		break;
 	case NETDEV_UP:
 		bnxt_re_dispatch_event(&rdev->ibdev, NULL, 1,