From: Sean Hefty <sean.he...@intel.com>
Calling cma_save_ib_info for CM SIDR REQs results in a crash
accessing an invalid path record pointer.
Signed-off-by: Sean Hefty <sean.he...@intel.com>
---
drivers/infiniband/core/cma.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 4314655..7c0f953 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -879,7 +879,8 @@ static int cma_save_net_info(struct rdma_cm_id *id, struct
rdma_cm_id *listen_id
{
struct cma_hdr *hdr;
- if (listen_id->route.addr.src_addr.ss_family == AF_IB) {
+ if ((listen_id->route.addr.src_addr.ss_family == AF_IB) &&
+ (ib_event->event == IB_CM_REQ_RECEIVED)) {
cma_save_ib_info(id, listen_id,
ib_event->param.req_rcvd.primary_path);
return 0;
}
--
1.7.3
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