linux-kernel - [RFC PATCH 55/60] hyper_dmabuf: fixed wrong send

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Date:   Tue, 19 Dec 2017 11:30:11 -0800
From:   Dongwon Kim <dongwon.kim@...el.com>
To:     linux-kernel@...r.kernel.org
Cc:     dri-devel@...ts.freedesktop.org, xen-devel@...ts.xenproject.org,
        mateuszx.potrola@...el.com, dongwon.kim@...el.com
Subject: [RFC PATCH 55/60] hyper_dmabuf: fixed wrong send_req call

From: Mateusz Polrola <mateuszx.potrola@...el.com>

Wrong vmid is used in case of sending HYPER_DMABUF_EXPORT_FD_FAILED
message. Instead of vmid, hypder dmabuf id is being used.

Signed-off-by: Mateusz Polrola <mateuszx.potrola@...el.com>
Signed-off-by: Dongwon Kim <dongwon.kim@...el.com>
---
 drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c b/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c
index d1970c8..ca6edf2 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c
@@ -473,7 +473,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
 		 */
 		hyper_dmabuf_create_req(req, HYPER_DMABUF_EXPORT_FD_FAILED,
 					&op[0]);
-		bknd_ops->send_req(op[0], req, false);
+		bknd_ops->send_req(HYPER_DMABUF_DOM_ID(imported->hid), req, false);
 		kfree(req);
 		dev_err(hy_drv_priv->dev,
 			"Failed to create sgt or notify exporter\n");
-- 
2.7.4