From 5eb695c1773b439fb668127d3738d348a46a2748 Mon Sep 17 00:00:00 2001 From: Sean Hefty Date: Wed, 24 Jul 2013 15:06:09 -0700 Subject: [PATCH] RDMA/cma: Only call cma_save_ib_info() for CM REQs Calling cma_save_ib_info() for CM SIDR REQs results in a crash accessing an invalid path record pointer. Signed-off-by: Sean Hefty Signed-off-by: Roland Dreier --- drivers/infiniband/core/cma.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 431465563364..7c0f9535fb7d 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; } -- 2.45.2