octeontx2-pf: fix error handling of devlink port in rvu_rep_create()

Unregister the devlink port when register_netdev() fails.

Fixes: 9ed0343 ("octeontx2-pf: Add devlink port support")
Reviewed-by: Przemek Kitszel <[email protected]>
Signed-off-by: Harshit Mogalapalli <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: harshimogalapalli

drivers/net/ethernet/marvell/octeontx2/nic/rep.c

@@ -690,6 +690,7 @@ int rvu_rep_create(struct otx2_nic *priv, struct netlink_ext_ack *extack)
 		if (err) {
 			NL_SET_ERR_MSG_MOD(extack,
 					   "PFVF representor registration failed");
+			rvu_rep_devlink_port_unregister(rep);
 			free_netdev(ndev);
 			goto exit;
 		}