diff: small diff for pipex.c

[YASUOKA Masahiko]

Remove redundant returns from functions returning void.  Wrap return
values in () for consistency.

diff from Michael W. Bombardieri.

ok?

Index: sys/net/pipex.c
===================================================================
RCS file: /cvs/src/sys/net/pipex.c,v
retrieving revision 1.27
diff -u -p -r1.27 pipex.c
--- sys/net/pipex.c     4 Apr 2012 04:31:38 -0000       1.27
+++ sys/net/pipex.c     22 Apr 2012 09:21:21 -0000
@@ -203,8 +203,6 @@ pipex_iface_stop(struct pipex_iface_cont
                        pipex_destroy_session(session);
        }
        splx(s);
-
-       return;
 }
 
 /* called from tunioctl() with splnet() */
@@ -759,8 +757,6 @@ pipex_ppp_dequeue(void)
        if (!IF_IS_EMPTY(&pipexinq) || !IF_IS_EMPTY(&pipexoutq))
                softintr_schedule(pipex_softintr);
        splx(s);
-
-       return;
 }
 
 Static int
@@ -962,7 +958,6 @@ drop:
        if (m0 != NULL)
                m_freem(m0);
        session->stat.oerrors++;
-       return;
 }
 
 Static void
@@ -1016,7 +1011,6 @@ drop:
        if (m0 != NULL)
                m_freem(m0);
        session->stat.oerrors++;
-       return;
 }
 
 Static void
@@ -1097,8 +1091,6 @@ drop:
        if (m0 != NULL)
                m_freem(m0);
        session->stat.ierrors++;
-
-       return;
 }
 
 Static void
@@ -1190,8 +1182,6 @@ drop:
        if (m0 != NULL)
                m_freem(m0);
        session->stat.ierrors++;
-
-       return;
 }
 
 #ifdef INET6
@@ -1265,8 +1255,6 @@ drop:
        if (m0 != NULL)
                m_freem(m0);
        session->stat.ierrors++;
-
-       return;
 }
 #endif
 
@@ -1465,8 +1453,6 @@ pipex_pppoe_output(struct mbuf *m0, stru
 
        over_ifp->if_output(over_ifp, m0, (struct sockaddr *)&session->peer,
            NULL);
-
-       return;
 }
 #endif /* PIPEX_PPPOE */
 
@@ -1558,7 +1544,6 @@ pipex_pptp_output(struct mbuf *m0, struc
        return;
 drop:
        session->stat.oerrors++;
-       return;
 }
 
 struct pipex_session *
@@ -2029,8 +2014,6 @@ pipex_l2tp_output(struct mbuf *m0, struc
        return;
 drop:
        session->stat.oerrors++;
-
-       return;
 }
 
 struct pipex_session *
@@ -2574,8 +2557,6 @@ drop:
        if (m0 != NULL)
                m_freem(m0);
        session->stat.ierrors++;
-
-       return;
 }
 
 Static void
@@ -2980,8 +2961,6 @@ pipex_session_log(struct pipex_session *
        vsnprintf(logbuf, sizeof(logbuf), fmt, ap);
        va_end(ap);
        addlog("%s\n", logbuf);
-
-       return;
 }
 
 Static uint32_t
@@ -2995,7 +2974,7 @@ pipex_sockaddr_hash_key(struct sockaddr 
                    .s6_addr32[3]);
        }
        panic("pipex_sockaddr_hash_key: unknown address family");
-       return 0;
+       return (0);
 }
 
 /*