From: Nicholas Bellinger <[email protected]>

The SGL memory allocated during vhost_scsi_map_iov_to_sgl() setup was never
getting freed during tv_cmd completion -> release path.  Fix this up by 
releasing
tv_cmd->tvc_sgl in vhost_scsi_free_cmd() ahead of tv_cmd descriptor free.

Cc: Stefan Hajnoczi <[email protected]>
Cc: Zhi Yong Wu <[email protected]>
Cc: Michael S. Tsirkin <[email protected]>
Signed-off-by: Nicholas Bellinger <[email protected]>
---
 drivers/vhost/tcm_vhost.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c
index cd86633..9692153 100644
--- a/drivers/vhost/tcm_vhost.c
+++ b/drivers/vhost/tcm_vhost.c
@@ -387,6 +387,8 @@ static void vhost_scsi_free_cmd(struct tcm_vhost_cmd 
*tv_cmd)
                u32 i;
                for (i = 0; i < tv_cmd->tvc_sgl_count; i++)
                        put_page(sg_page(&tv_cmd->tvc_sgl[i]));
+
+               kfree(tv_cmd->tvc_sgl);
        }
 
        kfree(tv_cmd);
-- 
1.7.2.5

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