diff options
| -rw-r--r-- | net/rds/rdma_transport.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/net/rds/rdma_transport.c b/net/rds/rdma_transport.c index 208240836043..b9b40af5345b 100644 --- a/net/rds/rdma_transport.c +++ b/net/rds/rdma_transport.c @@ -34,6 +34,7 @@ #include <rdma/rdma_cm.h> #include "rdma_transport.h" +#include "ib.h" static struct rdma_cm_id *rds_rdma_listen_id; @@ -82,8 +83,18 @@ int rds_rdma_cm_event_handler(struct rdma_cm_id *cm_id, break; case RDMA_CM_EVENT_ROUTE_RESOLVED: - /* XXX worry about racing with listen acceptance */ - ret = trans->cm_initiate_connect(cm_id); + /* Connection could have been dropped so make sure the + * cm_id is valid before proceeding + */ + if (conn) { + struct rds_ib_connection *ibic; + + ibic = conn->c_transport_data; + if (ibic && ibic->i_cm_id == cm_id) + ret = trans->cm_initiate_connect(cm_id); + else + rds_conn_drop(conn); + } break; case RDMA_CM_EVENT_ESTABLISHED: |