ppp_generic: use stats from net_device structure

Use stats which now is in the net_device instead of one declared in
ppp structure.
Kill ppp_net_stats function, because by default it is used identical
internal_stats function from net/core/dev.c

Signed-of-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 19 insertions, 29 deletions

diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 4dc5b4b7a56..d3207c0da89 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -123,7 +123,6 @@ struct ppp {
         u32             minseq;         /* MP: min of most recent seqnos */
         struct sk_buff_head mrq;        /* MP: receive reconstruction queue */
 #endif /* CONFIG_PPP_MULTILINK */
-        struct net_device_stats stats;  /* statistics */
 #ifdef CONFIG_PPP_FILTER
         struct sock_filter *pass_filter;        /* filter for packets to pass */
         struct sock_filter *active_filter;/* filter for pkts to reset idle */
@@ -914,18 +913,10 @@ ppp_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
  outf:
         kfree_skb(skb);
-        ++ppp->stats.tx_dropped;
+        ++ppp->dev->stats.tx_dropped;
         return 0;
 }
 
-static struct net_device_stats *
-ppp_net_stats(struct net_device *dev)
-{
-        struct ppp *ppp = (struct ppp *) dev->priv;
-
-        return &ppp->stats;
-}
-
 static int
 ppp_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 {
@@ -1095,8 +1086,8 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb)
 #endif /* CONFIG_PPP_FILTER */
         }
 
-        ++ppp->stats.tx_packets;
-        ppp->stats.tx_bytes += skb->len - 2;
+        ++ppp->dev->stats.tx_packets;
+        ppp->dev->stats.tx_bytes += skb->len - 2;
 
         switch (proto) {
         case PPP_IP:
@@ -1171,7 +1162,7 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb)
  drop:
         if (skb)
                 kfree_skb(skb);
-        ++ppp->stats.tx_errors;
+        ++ppp->dev->stats.tx_errors;
 }
 
 /*
@@ -1409,7 +1400,7 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb)
         spin_unlock_bh(&pch->downl);
         if (ppp->debug & 1)
                 printk(KERN_ERR "PPP: no memory (fragment)\n");
-        ++ppp->stats.tx_errors;
+        ++ppp->dev->stats.tx_errors;
         ++ppp->nxseq;
         return 1;       /* abandon the frame */
 }
@@ -1538,7 +1529,7 @@ ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
 
         if (skb->len > 0)
                 /* note: a 0-length skb is used as an error indication */
-                ++ppp->stats.rx_length_errors;
+                ++ppp->dev->stats.rx_length_errors;
 
         kfree_skb(skb);
         ppp_receive_error(ppp);
@@ -1547,7 +1538,7 @@ ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
 static void
 ppp_receive_error(struct ppp *ppp)
 {
-        ++ppp->stats.rx_errors;
+        ++ppp->dev->stats.rx_errors;
         if (ppp->vj)
                 slhc_toss(ppp->vj);
 }
@@ -1627,8 +1618,8 @@ ppp_receive_nonmp_frame(struct ppp *ppp, struct sk_buff *skb)
                 break;
         }
 
-        ++ppp->stats.rx_packets;
-        ppp->stats.rx_bytes += skb->len - 2;
+        ++ppp->dev->stats.rx_packets;
+        ppp->dev->stats.rx_bytes += skb->len - 2;
 
         npi = proto_to_npindex(proto);
         if (npi < 0) {
@@ -1806,7 +1797,7 @@ ppp_receive_mp_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
          */
         if (seq_before(seq, ppp->nextseq)) {
                 kfree_skb(skb);
-                ++ppp->stats.rx_dropped;
+                ++ppp->dev->stats.rx_dropped;
                 ppp_receive_error(ppp);
                 return;
         }
@@ -1928,7 +1919,7 @@ ppp_mp_reconstruct(struct ppp *ppp)
                 /* Got a complete packet yet? */
                 if (lost == 0 && (p->BEbits & E) && (head->BEbits & B)) {
                         if (len > ppp->mrru + 2) {
-                                ++ppp->stats.rx_length_errors;
+                                ++ppp->dev->stats.rx_length_errors;
                                 printk(KERN_DEBUG "PPP: reconstructed packet"
                                        " is too long (%d)\n", len);
                         } else if (p == head) {
@@ -1937,7 +1928,7 @@ ppp_mp_reconstruct(struct ppp *ppp)
                                 skb = skb_get(p);
                                 break;
                         } else if ((skb = dev_alloc_skb(len)) == NULL) {
-                                ++ppp->stats.rx_missed_errors;
+                                ++ppp->dev->stats.rx_missed_errors;
                                 printk(KERN_DEBUG "PPP: no memory for "
                                        "reconstructed packet");
                         } else {
@@ -1966,7 +1957,7 @@ ppp_mp_reconstruct(struct ppp *ppp)
                         if (ppp->debug & 1)
                                 printk(KERN_DEBUG "  missed pkts %u..%u\n",
                                        ppp->nextseq, head->sequence-1);
-                        ++ppp->stats.rx_dropped;
+                        ++ppp->dev->stats.rx_dropped;
                         ppp_receive_error(ppp);
                 }
 
@@ -2377,12 +2368,12 @@ ppp_get_stats(struct ppp *ppp, struct ppp_stats *st)
         struct slcompress *vj = ppp->vj;
 
         memset(st, 0, sizeof(*st));
-        st->p.ppp_ipackets = ppp->stats.rx_packets;
-        st->p.ppp_ierrors = ppp->stats.rx_errors;
-        st->p.ppp_ibytes = ppp->stats.rx_bytes;
-        st->p.ppp_opackets = ppp->stats.tx_packets;
-        st->p.ppp_oerrors = ppp->stats.tx_errors;
-        st->p.ppp_obytes = ppp->stats.tx_bytes;
+        st->p.ppp_ipackets = ppp->dev->stats.rx_packets;
+        st->p.ppp_ierrors = ppp->dev->stats.rx_errors;
+        st->p.ppp_ibytes = ppp->dev->stats.rx_bytes;
+        st->p.ppp_opackets = ppp->dev->stats.tx_packets;
+        st->p.ppp_oerrors = ppp->dev->stats.tx_errors;
+        st->p.ppp_obytes = ppp->dev->stats.tx_bytes;
         if (!vj)
                 return;
         st->vj.vjs_packets = vj->sls_o_compressed + vj->sls_o_uncompressed;
@@ -2436,7 +2427,6 @@ ppp_create_interface(int unit, int *retp)
         dev->priv = ppp;
 
         dev->hard_start_xmit = ppp_start_xmit;
-        dev->get_stats = ppp_net_stats;
         dev->do_ioctl = ppp_net_ioctl;
 
         ret = -EEXIST;