[dpdk-stable] [dpdk-dev] [PATCH] vfio: fix mem leak when unmapping resource

[Yunjian Wang]

The 'vfio_res' is not freed when unmapping resource by primary process.
This leads to memory leak.

Fixes: ab53203e194b ("vfio: enable unmapping resource for secondary")
Cc: stable at dpdk.org

Signed-off-by: Yunjian Wang <yunjian.wang at foxmail.com>
---
 drivers/bus/pci/linux/pci_vfio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/bus/pci/linux/pci_vfio.c b/drivers/bus/pci/linux/pci_vfio.c
index 64cd84a68..bf4c3c1fa 100644
--- a/drivers/bus/pci/linux/pci_vfio.c
+++ b/drivers/bus/pci/linux/pci_vfio.c
@@ -966,6 +966,7 @@ pci_vfio_unmap_resource_primary(struct rte_pci_device *dev)
 	}
 
 	TAILQ_REMOVE(vfio_res_list, vfio_res, next);
+	rte_free(vfio_res);
 
 	return 0;
 }
-- 
2.18.1