mirror of https://gitee.com/openkylin/linux.git
xfrm: Initialize the struct xfrm_dst behind the dst_enty field
We start initializing the struct xfrm_dst at the first field behind the struct dst_enty. This is error prone because it might leave a new field uninitialized. So start initializing the struct xfrm_dst right behind the dst_entry. Suggested-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1353,8 +1353,9 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family)
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xdst = dst_alloc(dst_ops, NULL, 0, 0, 0);
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xdst = dst_alloc(dst_ops, NULL, 0, 0, 0);
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if (likely(xdst)) {
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if (likely(xdst)) {
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memset(&xdst->u.rt6.rt6i_table, 0,
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struct dst_entry *dst = &xdst->u.dst;
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sizeof(*xdst) - sizeof(struct dst_entry));
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memset(dst + 1, 0, sizeof(*xdst) - sizeof(*dst));
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xdst->flo.ops = &xfrm_bundle_fc_ops;
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xdst->flo.ops = &xfrm_bundle_fc_ops;
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} else
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} else
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xdst = ERR_PTR(-ENOBUFS);
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xdst = ERR_PTR(-ENOBUFS);
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