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authorFlorian Westphal <fw@strlen.de>2017-12-11 20:23:09 +0300
committerSteffen Klassert <steffen.klassert@secunet.com>2017-12-12 08:39:05 +0300
commitd2950278d2d04ff5314abeb38d9c59c4e7c0ee53 (patch)
tree9c9313f9c950711842fa6a2dc0d0745d831ac575 /net
parent732706afe1cc46ef48493b3d2b69c98f36314ae4 (diff)
downloadlinux-d2950278d2d04ff5314abeb38d9c59c4e7c0ee53.tar.xz
xfrm: put policies when reusing pcpu xdst entry
We need to put the policies when re-using the pcpu xdst entry, else this leaks the reference. Fixes: ec30d78c14a813db39a647b6a348b428 ("xfrm: add xdst pcpu cache") Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net')
-rw-r--r--net/xfrm/xfrm_policy.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 038ec68f6901..70aa5cb0c659 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1839,6 +1839,7 @@ xfrm_resolve_and_create_bundle(struct xfrm_policy **pols, int num_pols,
sizeof(struct xfrm_policy *) * num_pols) == 0 &&
xfrm_xdst_can_reuse(xdst, xfrm, err)) {
dst_hold(&xdst->u.dst);
+ xfrm_pols_put(pols, num_pols);
while (err > 0)
xfrm_state_put(xfrm[--err]);
return xdst;