[v2] vfio: fix mem leak when unmapping resource
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Commit Message
From: Yunjian Wang <wangyunjian@huawei.com>
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>
---
v2:
Update email address
---
drivers/bus/pci/linux/pci_vfio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Comments
On 11-Sep-20 11:57 AM, wangyunjian wrote:
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> 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>
On Fri, Sep 11, 2020 at 12:58 PM wangyunjian <wangyunjian@huawei.com> wrote:
>
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> 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>
Applied, thanks.
@@ -1003,7 +1003,7 @@ pci_vfio_unmap_resource_primary(struct rte_pci_device *dev)
}
TAILQ_REMOVE(vfio_res_list, vfio_res, next);
-
+ rte_free(vfio_res);
return 0;
}