RDMA/cxgb4: Drop RX_DATA packets if the endpoint is gone

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 6836d114d75ae4eb6fb62a361feb5308c33280cc..8a645d8724830add5cfb368b3c4e2bb0d800e5e5 100644 (file)
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -1521,6 +1521,8 @@ static int rx_data(struct c4iw_dev *dev, struct sk_buff *skb)
        __u8 status = hdr->status;
 
        ep = lookup_tid(t, tid);
+       if (!ep)
+               return 0;
        PDBG("%s ep %p tid %u dlen %u\n", __func__, ep, ep->hwtid, dlen);
        skb_pull(skb, sizeof(*hdr));
        skb_trim(skb, dlen);