[NET]: Clean up skb_linearize

[mirror_ubuntu-hirsute-kernel.git] / drivers / net / via-velocity.c

diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index ed1f837c8fda2274a3874855550f1d39e81f1bcd..2eb6b5f9ba0df647bd760b43abcec48216241df6 100644 (file)
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -1899,6 +1899,13 @@ static int velocity_xmit(struct sk_buff *skb, struct net_device *dev)
 
        int pktlen = skb->len;
 
+#ifdef VELOCITY_ZERO_COPY_SUPPORT
+       if (skb_shinfo(skb)->nr_frags > 6 && __skb_linearize(skb)) {
+               kfree_skb(skb);
+               return 0;
+       }
+#endif
+
        spin_lock_irqsave(&vptr->lock, flags);
 
        index = vptr->td_curr[qnum];
@@ -1914,8 +1921,6 @@ static int velocity_xmit(struct sk_buff *skb, struct net_device *dev)
         */
        if (pktlen < ETH_ZLEN) {
                /* Cannot occur until ZC support */
-               if(skb_linearize(skb, GFP_ATOMIC))
-                       return 0; 
                pktlen = ETH_ZLEN;
                memcpy(tdinfo->buf, skb->data, skb->len);
                memset(tdinfo->buf + skb->len, 0, ETH_ZLEN - skb->len);
@@ -1933,7 +1938,6 @@ static int velocity_xmit(struct sk_buff *skb, struct net_device *dev)
                int nfrags = skb_shinfo(skb)->nr_frags;
                tdinfo->skb = skb;
                if (nfrags > 6) {
-                       skb_linearize(skb, GFP_ATOMIC);
                        memcpy(tdinfo->buf, skb->data, skb->len);
                        tdinfo->skb_dma[0] = tdinfo->buf_dma;
                        td_ptr->tdesc0.pktsize =