diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/verbs.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/verbs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index c88c03c..97ca42b 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -53,6 +53,7 @@ #include <linux/rculist.h> #include <linux/mm.h> #include <linux/vmalloc.h> +#include <rdma/opa_addr.h> #include "hfi.h" #include "common.h" @@ -1461,6 +1462,10 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) struct hfi1_devdata *dd; u8 sc5; + if (hfi1_check_mcast(rdma_ah_get_dlid(ah_attr)) && + !(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) + return -EINVAL; + /* test the mapping for validity */ ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); |
