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Diffstat (limited to 'net/rds/rdma_transport.c')
-rw-r--r--net/rds/rdma_transport.c15
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: