xfrm_state_add
int xfrm_state_add(struct xfrm_state *x);
err = xfrm_state_add(x);
EXPORT_SYMBOL(xfrm_state_add);
if (xfrm_state_add(xc) < 0)
err = xfrm_state_add(x);
err = xfrm_state_add(xfrm_sock, (*seq)++, gen_spi(src), src, dst, desc);
err = xfrm_state_add(xfrm_sock, (*seq)++, gen_spi(src), dst, src, desc);
if (xfrm_state_add(xfrm_sock, (*seq)++, gen_spi(src), src, dst, desc)) {