ppp: Fix set-but-unused gcc47 warning

diff --git a/sys/net/ppp/if_ppp.c b/sys/net/ppp/if_ppp.c
index 66b1404..2449d50 100644 (file)
--- a/sys/net/ppp/if_ppp.c
+++ b/sys/net/ppp/if_ppp.c
@@ -1076,12 +1076,12 @@ ppp_dequeue(struct ppp_softc *sc)
     if (protocol != PPP_LCP && protocol != PPP_CCP
        && sc->sc_xc_state && (sc->sc_flags & SC_COMP_RUN)) {
        struct mbuf *mcomp = NULL;
-       int slen, clen;
+       int slen;
 
        slen = 0;
        for (mp = m; mp != NULL; mp = mp->m_next)
            slen += mp->m_len;
-       clen = (*sc->sc_xcomp->compress)
+       (*sc->sc_xcomp->compress)
            (sc->sc_xc_state, &mcomp, m, slen, sc->sc_if.if_mtu + PPP_HDRLEN);
        if (mcomp != NULL) {
            if (sc->sc_flags & SC_CCP_UP) {