net: fix returning void-valued expression warnings

drivers/net/8390.c:37:2: warning: returning void-valued expression
drivers/net/bnx2.c:1635:3: warning: returning void-valued expression
drivers/net/xen-netfront.c:1806:2: warning: returning void-valued expression
net/ipv4/tcp_hybla.c:105:3: warning: returning void-valued expression
net/ipv4/tcp_vegas.c:171:3: warning: returning void-valued expression
net/ipv4/tcp_veno.c:123:3: warning: returning void-valued expression
net/sysctl_net.c:85:2: warning: returning void-valued expression

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/8390.c b/drivers/net/8390.c
index a499e86..dc5d258 100644 (file)
--- a/drivers/net/8390.c
+++ b/drivers/net/8390.c
@@ -34,7 +34,7 @@ struct net_device *__alloc_ei_netdev(int size)
 
 void NS8390_init(struct net_device *dev, int startp)
 {
-       return __NS8390_init(dev, startp);
+       __NS8390_init(dev, startp);
 }
 
 EXPORT_SYMBOL(ei_open);

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 15853be..8613879 100644 (file)
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -1631,8 +1631,10 @@ bnx2_set_default_remote_link(struct bnx2 *bp)
 static void
 bnx2_set_default_link(struct bnx2 *bp)
 {
-       if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP)
-               return bnx2_set_default_remote_link(bp);
+       if (bp->phy_flags & BNX2_PHY_FLAG_REMOTE_PHY_CAP) {
+               bnx2_set_default_remote_link(bp);
+               return;
+       }
 
        bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL;
        bp->req_line_speed = 0;

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index e62018a..8bddff1 100644 (file)
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1803,7 +1803,7 @@ static void __exit netif_exit(void)
        if (is_initial_xendomain())
                return;
 
-       return xenbus_unregister_driver(&netfront);
+       xenbus_unregister_driver(&netfront);
 }
 module_exit(netif_exit);
 

diff --git a/net/ipv4/tcp_hybla.c b/net/ipv4/tcp_hybla.c
index 44618b6..bfcbd14 100644 (file)
--- a/net/ipv4/tcp_hybla.c
+++ b/net/ipv4/tcp_hybla.c
@@ -101,8 +101,10 @@ static void hybla_cong_avoid(struct sock *sk, u32 ack, u32 in_flight)
        if (!tcp_is_cwnd_limited(sk, in_flight))
                return;
 
-       if (!ca->hybla_en)
-               return tcp_reno_cong_avoid(sk, ack, in_flight);
+       if (!ca->hybla_en) {
+               tcp_reno_cong_avoid(sk, ack, in_flight);
+               return;
+       }
 
        if (ca->rho == 0)
                hybla_recalc_param(sk);

diff --git a/net/ipv4/tcp_vegas.c b/net/ipv4/tcp_vegas.c
index 0e1a8c9..14504da 100644 (file)
--- a/net/ipv4/tcp_vegas.c
+++ b/net/ipv4/tcp_vegas.c
@@ -167,8 +167,10 @@ static void tcp_vegas_cong_avoid(struct sock *sk, u32 ack, u32 in_flight)
        struct tcp_sock *tp = tcp_sk(sk);
        struct vegas *vegas = inet_csk_ca(sk);
 
-       if (!vegas->doing_vegas_now)
-               return tcp_reno_cong_avoid(sk, ack, in_flight);
+       if (!vegas->doing_vegas_now) {
+               tcp_reno_cong_avoid(sk, ack, in_flight);
+               return;
+       }
 
        /* The key players are v_beg_snd_una and v_beg_snd_nxt.
         *

diff --git a/net/ipv4/tcp_veno.c b/net/ipv4/tcp_veno.c
index 2bf618a..d08b2e8 100644 (file)
--- a/net/ipv4/tcp_veno.c
+++ b/net/ipv4/tcp_veno.c
@@ -119,8 +119,10 @@ static void tcp_veno_cong_avoid(struct sock *sk, u32 ack, u32 in_flight)
        struct tcp_sock *tp = tcp_sk(sk);
        struct veno *veno = inet_csk_ca(sk);
 
-       if (!veno->doing_veno_now)
-               return tcp_reno_cong_avoid(sk, ack, in_flight);
+       if (!veno->doing_veno_now) {
+               tcp_reno_cong_avoid(sk, ack, in_flight);
+               return;
+       }
 
        /* limited by applications */
        if (!tcp_is_cwnd_limited(sk, in_flight))

diff --git a/net/sysctl_net.c b/net/sysctl_net.c
index 665e856..b4f0525 100644 (file)
--- a/net/sysctl_net.c
+++ b/net/sysctl_net.c
@@ -82,6 +82,6 @@ EXPORT_SYMBOL_GPL(register_net_sysctl_table);
 
 void unregister_net_sysctl_table(struct ctl_table_header *header)
 {
-       return unregister_sysctl_table(header);
+       unregister_sysctl_table(header);
 }
 EXPORT_SYMBOL_GPL(unregister_net_sysctl_table);