iw_cxgb4: call dev_put() on l2t allocation failure

Reviewed-by: Sagi Grimberg <sagi@grimbrg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index a3a67216bce6748423ef0c4b33ed32740d54e29c..57b5bb56cdbff3de99abd7f21f9a362211e3ce40 100644 (file)
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2077,8 +2077,10 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
                }
                ep->l2t = cxgb4_l2t_get(cdev->rdev.lldi.l2t,
                                        n, pdev, rt_tos2priority(tos));
-               if (!ep->l2t)
+               if (!ep->l2t) {
+                       dev_put(pdev);
                        goto out;
+               }
                ep->mtu = pdev->mtu;
                ep->tx_chan = cxgb4_port_chan(pdev);
                ep->smac_idx = cxgb4_tp_smt_idx(adapter_type,