bus/pci: fix memory leak when unmapping VFIO resource

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@dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>

diff --git a/drivers/bus/pci/linux/pci_vfio.c b/drivers/bus/pci/linux/pci_vfio.c
index d207399..940ebc1 100644 (file)
--- a/drivers/bus/pci/linux/pci_vfio.c
+++ b/drivers/bus/pci/linux/pci_vfio.c
@@ -1015,7 +1015,7 @@ pci_vfio_unmap_resource_primary(struct rte_pci_device *dev)
        }
 
        TAILQ_REMOVE(vfio_res_list, vfio_res, next);
-
+       rte_free(vfio_res);
        return 0;
 }