Commit aa5dd6fa authored Jan 18, 2018 by Aviad Yehezkel Committed by Steffen Klassert Jan 19, 2018

xfrm: fix error flow in case of add state fails



If add state fails in case of device offload, netdev refcount
will be negative since gc task is attempting to dev_free this state.
This is fixed by putting NULL in state dev field.

Signed-off-by: Aviad Yehezkel <aviadye@mellanox.com>
Signed-off-by: Boris Pismeny <borisp@mellanox.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

parent cc01572e

net/xfrm/xfrm_device.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -102,6 +102,7 @@ int xfrm_dev_state_add(struct net net, struct xfrm_state x,

		err = dev->xfrmdev_ops->xdo_dev_state_add(x);
		if (err) {
		xso->dev = NULL;
		dev_put(dev);
		return err;
		}

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