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-rw-r--r--drivers/infiniband/core/cma.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 5d3b8b8d163d..c40791baced5 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -3132,6 +3132,9 @@ int rdma_resolve_route(struct rdma_cm_id *id, unsigned long timeout_ms)
struct rdma_id_private *id_priv;
int ret;
+ if (!timeout_ms)
+ return -EINVAL;
+
id_priv = container_of(id, struct rdma_id_private, id);
if (!cma_comp_exch(id_priv, RDMA_CM_ADDR_RESOLVED, RDMA_CM_ROUTE_QUERY))
return -EINVAL;