3.2.46-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Cong Wang <amw...@redhat.com>
[ Upstream commit 84c4a9dfbf430861e7588d95ae3ff61535dca351 ]
We forget to call dev_put() on error path in xfrm6_fill_dst(),
its caller doesn't handle this.
Cc: Herbert Xu <herb...@gondor.apana.org.au>
Cc: Steffen Klassert <steffen.klass...@secunet.com>
Cc: David S. Miller <da...@davemloft.net>
Signed-off-by: Cong Wang <amw...@redhat.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
net/ipv6/xfrm6_policy.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index d879f7e..db78e7d 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -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)
--
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