diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index 9f30f9bffc6..e2e8d329b44 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -213,7 +213,17 @@ static int ucma_event_handler(struct rdma_cm_id *cm_id,
 			goto out;
 		}
 		ctx->backlog--;
+	} else if (!ctx->uid) {
+		/*
+		 * We ignore events for new connections until userspace has set
+		 * their context.  This can only happen if an error occurs on a
+		 * new connection before the user accepts it.  This is okay,
+		 * since the accept will just fail later.
+		 */
+		kfree(uevent);
+		goto out;
 	}
+
 	list_add_tail(&uevent->list, &ctx->file->event_list);
 	wake_up_interruptible(&ctx->file->poll_wait);
 out: