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| author | Steffen Klassert <steffen.klassert@secunet.com> | 2017-09-04 10:59:55 +0200 |
|---|---|---|
| committer | Steffen Klassert <steffen.klassert@secunet.com> | 2017-09-11 10:36:51 +0200 |
| commit | 67a63387b1417b5954eedb15f638f1f0bee3da49 (patch) | |
| tree | 0e8e662a925704338f1ba7dc2e90d3d1c1fb81ba /net/xfrm/xfrm_device.c | |
| parent | c5d4d7d83165ae863954b113c7f403d8b58febed (diff) | |
| download | linux-67a63387b1417b5954eedb15f638f1f0bee3da49.tar.gz linux-67a63387b1417b5954eedb15f638f1f0bee3da49.tar.bz2 linux-67a63387b1417b5954eedb15f638f1f0bee3da49.zip | |
xfrm: Fix negative device refcount on offload failure.
Reset the offload device at the xfrm_state if the device was
not able to offload the state. Otherwise we drop the device
refcount twice.
Fixes: d77e38e612a0 ("xfrm: Add an IPsec hardware offloading API")
Reported-by: Shannon Nelson <shannon.nelson@oracle.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm/xfrm_device.c')
| -rw-r--r-- | net/xfrm/xfrm_device.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c index acf00104ef31..30e5746085b8 100644 --- a/net/xfrm/xfrm_device.c +++ b/net/xfrm/xfrm_device.c @@ -91,6 +91,7 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, } if (!dev->xfrmdev_ops || !dev->xfrmdev_ops->xdo_dev_state_add) { + xso->dev = NULL; dev_put(dev); return 0; } |