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xfrm6: release dev before returning error

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[ Upstream commit 84c4a9dfbf ]

We forget to call dev_put() on error path in xfrm6_fill_dst(),
its caller doesn't handle this.

Signed-off-by: Cong Wang <amwang@redhat.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Cong Wang 2013-05-09 22:40:00 +00:00 committed by Greg Kroah-Hartman
parent 7d9577d0b2
commit a98124aac0
1 changed files with 3 additions and 1 deletions
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4
net/ipv6/xfrm6_policy.c
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@ -96,8 +96,10 @@ static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
dev_hold(dev);
xdst->u.rt6.rt6i_idev = in6_dev_get(dev);
if (!xdst->u.rt6.rt6i_idev)
if (!xdst->u.rt6.rt6i_idev) {
dev_put(dev);
return -ENODEV;
}
xdst->u.rt6.rt6i_peer = rt->rt6i_peer;
if (rt->rt6i_peer)