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xfrm: fix gro_cells leak when remove virtual xfrm interfaces

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The device gro_cells has been initialized, it should be freed,
otherwise it will be leaked

Fixes: f203b76d78 ("xfrm: Add virtual xfrm interfaces")
Signed-off-by: Zhang Yu <zhangyu31@baidu.com>
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
This commit is contained in:
Li RongQing 2018-09-30 15:06:06 +08:00 committed by Steffen Klassert
parent 92d7c74b6f
commit 4da402597c
1 changed files with 3 additions and 0 deletions
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3
net/xfrm/xfrm_interface.c
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@ -116,6 +116,9 @@ static void xfrmi_unlink(struct xfrmi_net *xfrmn, struct xfrm_if *xi)
static void xfrmi_dev_free(struct net_device *dev)
{
struct xfrm_if *xi = netdev_priv(dev);
gro_cells_destroy(&xi->gro_cells);
free_percpu(dev->tstats);
}