From: Eric Dumazet edumazet@google.com
stable inclusion from linux-4.19.226 commit fcb8f503d607d18b9fc69613e38358aae9f9fa99
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[ Upstream commit 7770a39d7c63faec6c4f33666d49a8cb664d0482 ]
copy_user_offload() will actually push a struct struct xfrm_user_offload, which is different than (struct xfrm_state *)->xso (struct xfrm_state_offload)
Fixes: d77e38e612a01 ("xfrm: Add an IPsec hardware offloading API") Signed-off-by: Eric Dumazet edumazet@google.com Cc: Steffen Klassert steffen.klassert@secunet.com Signed-off-by: Steffen Klassert steffen.klassert@secunet.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yongqiang Liu liuyongqiang13@huawei.com Signed-off-by: Laibin Qiu qiulaibin@huawei.com --- net/xfrm/xfrm_user.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index f94abe1fdd58..87932f6ad9d7 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -2813,7 +2813,7 @@ static inline unsigned int xfrm_sa_len(struct xfrm_state *x) if (x->props.extra_flags) l += nla_total_size(sizeof(x->props.extra_flags)); if (x->xso.dev) - l += nla_total_size(sizeof(x->xso)); + l += nla_total_size(sizeof(struct xfrm_user_offload)); if (x->props.smark.v | x->props.smark.m) { l += nla_total_size(sizeof(x->props.smark.v)); l += nla_total_size(sizeof(x->props.smark.m));