xfrm: Fix acquire state insertion.

A recent commit jumped over the dst hash computation and
left the symbol uninitialized. Fix this by explicitly
computing the dst hash before it is used.

Fixes: 0045e3d80613 ("xfrm: Cache used outbound xfrm states at the policy.")
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index e3266a5..67ca7ac 100644 (file)
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1470,6 +1470,7 @@ found:
                        x->km.state = XFRM_STATE_ACQ;
                        x->dir = XFRM_SA_DIR_OUT;
                        list_add(&x->km.all, &net->xfrm.state_all);
+                       h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, encap_family);
                        XFRM_STATE_INSERT(bydst, &x->bydst,
                                          net->xfrm.state_bydst + h,
                                          x->xso.type);