diff options
Diffstat (limited to 'drivers')
49 files changed, 87 insertions, 128 deletions
diff --git a/drivers/net/3c527.c b/drivers/net/3c527.c index 1b1cb002607..157eda57392 100644 --- a/drivers/net/3c527.c +++ b/drivers/net/3c527.c @@ -1031,8 +1031,7 @@ static int mc32_send_packet(struct sk_buff *skb, struct net_device *dev) return 1; } - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) { + if (skb_padto(skb, ETH_ZLEN)) { netif_wake_queue(dev); return 0; } diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index a26077a175a..0cdc830449d 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -797,7 +797,7 @@ static int cp_start_xmit (struct sk_buff *skb, struct net_device *dev) entry = cp->tx_head; eor = (entry == (CP_TX_RING_SIZE - 1)) ? RingEnd : 0; if (dev->features & NETIF_F_TSO) - mss = skb_shinfo(skb)->tso_size; + mss = skb_shinfo(skb)->gso_size; if (skb_shinfo(skb)->nr_frags == 0) { struct cp_desc *txd = &cp->tx_ring[entry]; diff --git a/drivers/net/82596.c b/drivers/net/82596.c index da0c878dcba..8a9f7d61b9b 100644 --- a/drivers/net/82596.c +++ b/drivers/net/82596.c @@ -1070,8 +1070,7 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) skb->len, (unsigned int)skb->data)); if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c index 79bb56b8dce..71165ac0257 100644 --- a/drivers/net/a2065.c +++ b/drivers/net/a2065.c @@ -573,8 +573,7 @@ static int lance_start_xmit (struct sk_buff *skb, struct net_device *dev) if (len < ETH_ZLEN) { len = ETH_ZLEN; - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; } diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c index d1b6b1f794e..a9bb7a4aff9 100644 --- a/drivers/net/ariadne.c +++ b/drivers/net/ariadne.c @@ -607,8 +607,7 @@ static int ariadne_start_xmit(struct sk_buff *skb, struct net_device *dev) /* FIXME: is the 79C960 new enough to do its own padding right ? */ if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; len = ETH_ZLEN; } diff --git a/drivers/net/arm/ether1.c b/drivers/net/arm/ether1.c index 36475eb2727..312955d07b2 100644 --- a/drivers/net/arm/ether1.c +++ b/drivers/net/arm/ether1.c @@ -700,8 +700,7 @@ ether1_sendpacket (struct sk_buff *skb, struct net_device *dev) } if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) goto out; } diff --git a/drivers/net/arm/ether3.c b/drivers/net/arm/ether3.c index f1d5b1027ff..081074180e6 100644 --- a/drivers/net/arm/ether3.c +++ b/drivers/net/arm/ether3.c @@ -518,8 +518,7 @@ ether3_sendpacket(struct sk_buff *skb, struct net_device *dev) length = (length + 1) & ~1; if (length != skb->len) { - skb = skb_padto(skb, length); - if (skb == NULL) + if (skb_padto(skb, length)) goto out; } diff --git a/drivers/net/atarilance.c b/drivers/net/atarilance.c index 442b2cbeb58..91783a8008b 100644 --- a/drivers/net/atarilance.c +++ b/drivers/net/atarilance.c @@ -804,8 +804,7 @@ static int lance_start_xmit( struct sk_buff *skb, struct net_device *dev ) ++len; if (len > skb->len) { - skb = skb_padto(skb, len); - if (skb == NULL) + if (skb_padto(skb, len)) return 0; } diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 702d546567a..7635736cc79 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -1640,7 +1640,7 @@ bnx2_tx_int(struct bnx2 *bp) skb = tx_buf->skb; #ifdef BCM_TSO /* partial BD completions possible with TSO packets */ - if (skb_shinfo(skb)->tso_size) { + if (skb_shinfo(skb)->gso_size) { u16 last_idx, last_ring_idx; last_idx = sw_cons + @@ -4428,7 +4428,7 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); } #ifdef BCM_TSO - if ((mss = skb_shinfo(skb)->tso_size) && + if ((mss = skb_shinfo(skb)->gso_size) && (skb->len > (bp->dev->mtu + ETH_HLEN))) { u32 tcp_opt_len, ip_tcp_len; diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index 39f36aa05aa..565a54f1d06 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -2915,8 +2915,7 @@ static int cas_start_xmit(struct sk_buff *skb, struct net_device *dev) */ static int ring; - skb = skb_padto(skb, cp->min_frame_size); - if (!skb) + if (skb_padto(skb, cp->min_frame_size)) return 0; /* XXX: we need some higher-level QoS hooks to steer packets to diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c index 4391bf4bf57..53efff6da78 100644 --- a/drivers/net/chelsio/sge.c +++ b/drivers/net/chelsio/sge.c @@ -1418,7 +1418,7 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) struct cpl_tx_pkt *cpl; #ifdef NETIF_F_TSO - if (skb_shinfo(skb)->tso_size) { + if (skb_shinfo(skb)->gso_size) { int eth_type; struct cpl_tx_pkt_lso *hdr; @@ -1433,7 +1433,7 @@ int t1_start_xmit(struct sk_buff *skb, struct net_device *dev) hdr->ip_hdr_words = skb->nh.iph->ihl; hdr->tcp_hdr_words = skb->h.th->doff; hdr->eth_type_mss = htons(MK_ETH_TYPE_MSS(eth_type, - skb_shinfo(skb)->tso_size)); + skb_shinfo(skb)->gso_size)); hdr->len = htonl(skb->len - sizeof(*hdr)); cpl = (struct cpl_tx_pkt *)hdr; sge->stats.tx_lso_pkts++; diff --git a/drivers/net/declance.c b/drivers/net/declance.c index f130bdab3fd..d3d958e7ac5 100644 --- a/drivers/net/declance.c +++ b/drivers/net/declance.c @@ -885,8 +885,7 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) len = skblen; if (len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; len = ETH_ZLEN; } diff --git a/drivers/net/depca.c b/drivers/net/depca.c index 0941d40f046..e946c43d3b1 100644 --- a/drivers/net/depca.c +++ b/drivers/net/depca.c @@ -938,11 +938,8 @@ static int depca_start_xmit(struct sk_buff *skb, struct net_device *dev) if (skb->len < 1) goto out; - if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) - goto out; - } + if (skb_padto(skb, ETH_ZLEN)) + goto out; netif_stop_queue(dev); diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index a373ccb308d..32b7d444b37 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2394,7 +2394,7 @@ e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, uint8_t ipcss, ipcso, tucss, tucso, hdr_len; int err; - if (skb_shinfo(skb)->tso_size) { + if (skb_shinfo(skb)->gso_size) { if (skb_header_cloned(skb)) { err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); if (err) @@ -2402,7 +2402,7 @@ e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, } hdr_len = ((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); - mss = skb_shinfo(skb)->tso_size; + mss = skb_shinfo(skb)->gso_size; if (skb->protocol == htons(ETH_P_IP)) { skb->nh.iph->tot_len = 0; skb->nh.iph->check = 0; @@ -2519,7 +2519,7 @@ e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, * tso gets written back prematurely before the data is fully * DMA'd to the controller */ if (!skb->data_len && tx_ring->last_tx_tso && - !skb_shinfo(skb)->tso_size) { + !skb_shinfo(skb)->gso_size) { tx_ring->last_tx_tso = 0; size -= 4; } @@ -2757,7 +2757,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } #ifdef NETIF_F_TSO - mss = skb_shinfo(skb)->tso_size; + mss = skb_shinfo(skb)->gso_size; /* The controller does a simple calculation to * make sure there is enough room in the FIFO before * initiating the DMA for each buffer. The calc is: @@ -2807,7 +2807,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) #ifdef NETIF_F_TSO /* Controller Erratum workaround */ if (!skb->data_len && tx_ring->last_tx_tso && - !skb_shinfo(skb)->tso_size) + !skb_shinfo(skb)->gso_size) count++; #endif diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c index a806dfe54d2..e70f172699d 100644 --- a/drivers/net/eepro.c +++ b/drivers/net/eepro.c @@ -1154,8 +1154,7 @@ static int eepro_send_packet(struct sk_buff *skb, struct net_device *dev) printk(KERN_DEBUG "%s: entering eepro_send_packet routine.\n", dev->name); if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/eexpress.c b/drivers/net/eexpress.c index 82bd356e4f3..a74b2071575 100644 --- a/drivers/net/eexpress.c +++ b/drivers/net/eexpress.c @@ -677,8 +677,7 @@ static int eexp_xmit(struct sk_buff *buf, struct net_device *dev) #endif if (buf->len < ETH_ZLEN) { - buf = skb_padto(buf, ETH_ZLEN); - if (buf == NULL) + if (skb_padto(buf, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/epic100.c b/drivers/net/epic100.c index 8d680ce600d..724d7dc35fa 100644 --- a/drivers/net/epic100.c +++ b/drivers/net/epic100.c @@ -1027,11 +1027,8 @@ static int epic_start_xmit(struct sk_buff *skb, struct net_device *dev) u32 ctrl_word; unsigned long flags; - if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) - return 0; - } + if (skb_padto(skb, ETH_ZLEN)) + return 0; /* Caution: the write order is important here, set the field with the "ownership" bit last. */ diff --git a/drivers/net/eth16i.c b/drivers/net/eth16i.c index b67545be2ca..4bf76f86d8e 100644 --- a/drivers/net/eth16i.c +++ b/drivers/net/eth16i.c @@ -1064,8 +1064,7 @@ static int eth16i_tx(struct sk_buff *skb, struct net_device *dev) unsigned long flags; if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 191383d461d..21be4fa071b 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -1495,8 +1495,8 @@ static int nv_start_xmit(struct sk_buff *skb, struct net_device *dev) np->tx_skbuff[nr] = skb; #ifdef NETIF_F_TSO - if (skb_shinfo(skb)->tso_size) - tx_flags_extra = NV_TX2_TSO | (skb_shinfo(skb)->tso_size << NV_TX2_TSO_SHIFT); + if (skb_shinfo(skb)->gso_size) + tx_flags_extra = NV_TX2_TSO | (skb_shinfo(skb)->gso_size << NV_TX2_TSO_SHIFT); else #endif tx_flags_extra = (skb->ip_summed == CHECKSUM_HW ? (NV_TX2_CHECKSUM_L3|NV_TX2_CHECKSUM_L4) : 0); diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c index 247c8ca8603..dd1dc32dc98 100644 --- a/drivers/net/hp100.c +++ b/drivers/net/hp100.c @@ -1487,11 +1487,8 @@ static int hp100_start_xmit_bm(struct sk_buff *skb, struct net_device *dev) if (skb->len <= 0) return 0; - if (skb->len < ETH_ZLEN && lp->chip == HP100_CHIPID_SHASTA) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) - return 0; - } + if (lp->chip == HP100_CHIPID_SHASTA && skb_padto(skb, ETH_ZLEN)) + return 0; /* Get Tx ring tail pointer */ if (lp->txrtail->next == lp->txrhead) { diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 57006fb8840..8bb32f94699 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -1173,7 +1173,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb) uint16_t ipcse, tucse, mss; int err; - if(likely(skb_shinfo(skb)->tso_size)) { + if(likely(skb_shinfo(skb)->gso_size)) { if (skb_header_cloned(skb)) { err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); if (err) @@ -1181,7 +1181,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb) } hdr_len = ((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); - mss = skb_shinfo(skb)->tso_size; + mss = skb_shinfo(skb)->gso_size; skb->nh.iph->tot_len = 0; skb->nh.iph->check = 0; skb->h.th->check = ~csum_tcpudp_magic(skb->nh.iph->saddr, diff --git a/drivers/net/lance.c b/drivers/net/lance.c index bb5ad479210..c1c3452c90c 100644 --- a/drivers/net/lance.c +++ b/drivers/net/lance.c @@ -968,8 +968,7 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) /* The old LANCE chips doesn't automatically pad buffers to min. size. */ if (chip_table[lp->chip_version].flags & LANCE_MUST_PAD) { if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) goto out; lp->tx_ring[entry].length = -ETH_ZLEN; } diff --git a/drivers/net/lasi_82596.c b/drivers/net/lasi_82596.c index 957888de3d7..1ab09447baa 100644 --- a/drivers/net/lasi_82596.c +++ b/drivers/net/lasi_82596.c @@ -1083,8 +1083,7 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) skb->len, skb->data)); if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index b79d6e8d304..43fef7de8cb 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -74,7 +74,7 @@ static void emulate_large_send_offload(struct sk_buff *skb) struct iphdr *iph = skb->nh.iph; struct tcphdr *th = (struct tcphdr*)(skb->nh.raw + (iph->ihl * 4)); unsigned int doffset = (iph->ihl + th->doff) * 4; - unsigned int mtu = skb_shinfo(skb)->tso_size + doffset; + unsigned int mtu = skb_shinfo(skb)->gso_size + doffset; unsigned int offset = 0; u32 seq = ntohl(th->seq); u16 id = ntohs(iph->id); @@ -139,7 +139,7 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev) #endif #ifdef LOOPBACK_TSO - if (skb_shinfo(skb)->tso_size) { + if (skb_shinfo(skb)->gso_size) { BUG_ON(skb->protocol != htons(ETH_P_IP)); BUG_ON(skb->nh.iph->protocol != IPPROTO_TCP); diff --git a/drivers/net/lp486e.c b/drivers/net/lp486e.c index 94d5ea1ce8b..bf3f343ae71 100644 --- a/drivers/net/lp486e.c +++ b/drivers/net/lp486e.c @@ -877,8 +877,7 @@ static int i596_start_xmit (struct sk_buff *skb, struct net_device *dev) { length = skb->len; if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index 5a74f63618b..dbdf189436f 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -1879,7 +1879,7 @@ again: #ifdef NETIF_F_TSO if (skb->len > (dev->mtu + ETH_HLEN)) { - mss = skb_shinfo(skb)->tso_size; + mss = skb_shinfo(skb)->gso_size; if (mss != 0) max_segments = MYRI10GE_MAX_SEND_DESC_TSO; } @@ -1939,8 +1939,7 @@ again: /* pad frames to at least ETH_ZLEN bytes */ if (unlikely(skb->len < ETH_ZLEN)) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) { + if (skb_padto(skb, ETH_ZLEN)) { /* The packet is gone, so we must * return 0 */ mgp->stats.tx_dropped += 1; @@ -2113,7 +2112,7 @@ abort_linearize: } idx = (idx + 1) & tx->mask; } while (idx != last_idx); - if (skb_shinfo(skb)->tso_size) { + if (skb_shinfo(skb)->gso_size) { printk(KERN_ERR "myri10ge: %s: TSO but wanted to linearize?!?!?\n", mgp->dev->name); diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 09b11761cdf..ea93b8f1860 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -831,8 +831,7 @@ static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev) if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index e80d1e3aec6..9bae77ce131 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -1374,8 +1374,7 @@ do_start_xmit(struct sk_buff *skb, struct net_device *dev) */ if (pktlen < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; pktlen = ETH_ZLEN; } diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 9945cc6b8d9..12d1cb289bb 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2172,7 +2172,7 @@ static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb, static inline u32 rtl8169_tso_csum(struct sk_buff *skb, struct net_device *dev) { if (dev->features & NETIF_F_TSO) { - u32 mss = skb_shinfo(skb)->tso_size; + u32 mss = skb_shinfo(skb)->gso_size; if (mss) return LargeSend | ((mss & MSSMask) << MSSShift); @@ -2222,8 +2222,7 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) len = skb->len; if (unlikely(len < ETH_ZLEN)) { - skb = skb_padto(skb, ETH_ZLEN); - if (!skb) + if (skb_padto(skb, ETH_ZLEN)) goto err_update_stats; len = ETH_ZLEN; } diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index 11daed495b9..3defe5d4f7d 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -3959,8 +3959,8 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) txdp->Control_1 = 0; txdp->Control_2 = 0; #ifdef NETIF_F_TSO - mss = skb_shinfo(skb)->tso_size; - if (mss) { + mss = skb_shinfo(skb)->gso_size; + if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV4) { txdp->Control_1 |= TXD_TCP_LSO_EN; txdp->Control_1 |= TXD_TCP_LSO_MSS(mss); } @@ -3980,10 +3980,10 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) } frg_len = skb->len - skb->data_len; - if (skb_shinfo(skb)->ufo_size) { + if (skb_shinfo(skb)->gso_type == SKB_GSO_UDPV4) { int ufo_size; - ufo_size = skb_shinfo(skb)->ufo_size; + ufo_size = skb_shinfo(skb)->gso_size; ufo_size &= ~7; txdp->Control_1 |= TXD_UFO_EN; txdp->Control_1 |= TXD_UFO_MSS(ufo_size); @@ -4009,7 +4009,7 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) txdp->Host_Control = (unsigned long) skb; txdp->Control_1 |= TXD_BUFFER0_SIZE(frg_len); - if (skb_shinfo(skb)->ufo_size) + if (skb_shinfo(skb)->gso_type == SKB_GSO_UDPV4) txdp->Control_1 |= TXD_UFO_EN; frg_cnt = skb_shinfo(skb)->nr_frags; @@ -4024,12 +4024,12 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) (sp->pdev, frag->page, frag->page_offset, frag->size, PCI_DMA_TODEVICE); txdp->Control_1 = TXD_BUFFER0_SIZE(frag->size); - if (skb_shinfo(skb)->ufo_size) + if (skb_shinfo(skb)->gso_type == SKB_GSO_UDPV4) txdp->Control_1 |= TXD_UFO_EN; } txdp->Control_1 |= TXD_GATHER_CODE_LAST; - if (skb_shinfo(skb)->ufo_size) + if (skb_shinfo(skb)->gso_type == SKB_GSO_UDPV4) frg_cnt++; /* as Txd0 was used for inband header */ tx_fifo = mac_control->tx_FIFO_start[queue]; @@ -4043,7 +4043,7 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) if (mss) val64 |= TX_FIFO_SPECIAL_FUNC; #endif - if (skb_shinfo(skb)->ufo_size) + if (skb_shinfo(skb)->gso_type == SKB_GSO_UDPV4) val64 |= TX_FIFO_SPECIAL_FUNC; writeq(val64, &tx_fifo->List_Control); diff --git a/drivers/net/seeq8005.c b/drivers/net/seeq8005.c index bcef03feb2f..efd0f235020 100644 --- a/drivers/net/seeq8005.c +++ b/drivers/net/seeq8005.c @@ -396,8 +396,7 @@ static int seeq8005_send_packet(struct sk_buff *skb, struct net_device *dev) unsigned char *buf; if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c index 31dd3f036fa..df39f344765 100644 --- a/drivers/net/sis190.c +++ b/drivers/net/sis190.c @@ -1156,8 +1156,7 @@ static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev) dma_addr_t mapping; if (unlikely(skb->len < ETH_ZLEN)) { - skb = skb_padto(skb, ETH_ZLEN); - if (!skb) { + if (skb_padto(skb, ETH_ZLEN)) { tp->stats.tx_dropped++; goto out; } diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c index 38a26df4095..f3efbd177ae 100644 --- a/drivers/net/sk98lin/skge.c +++ b/drivers/net/sk98lin/skge.c @@ -1525,7 +1525,7 @@ struct sk_buff *pMessage) /* pointer to send-message */ ** This is to resolve faulty padding by the HW with 0xaa bytes. */ if (BytesSend < C_LEN_ETHERNET_MINSIZE) { - if ((pMessage = skb_padto(pMessage, C_LEN_ETHERNET_MINSIZE)) == NULL) { + if (skb_padto(pMessage, C_LEN_ETHERNET_MINSIZE)) { spin_unlock_irqrestore(&pTxPort->TxDesRingLock, Flags); return 0; } diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 536dd1cf7f7..19a4a16055d 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -2310,8 +2310,7 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev) u64 map; unsigned long flags; - skb = skb_padto(skb, ETH_ZLEN); - if (!skb) + if (skb_padto(skb, ETH_ZLEN)) return NETDEV_TX_OK; if (!spin_trylock_irqsave(&skge->tx_lock, flags)) diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index fba1e4d4d83..d3577871be2 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -1160,7 +1160,7 @@ static unsigned tx_le_req(const struct sk_buff *skb) count = sizeof(dma_addr_t) / sizeof(u32); count += skb_shinfo(skb)->nr_frags * count; - if (skb_shinfo(skb)->tso_size) + if (skb_shinfo(skb)->gso_size) ++count; if (skb->ip_summed == CHECKSUM_HW) @@ -1232,7 +1232,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) } /* Check for TCP Segmentation Offload */ - mss = skb_shinfo(skb)->tso_size; + mss = skb_shinfo(skb)->gso_size; if (mss != 0) { /* just drop the packet if non-linear expansion fails */ if (skb_header_cloned(skb) && diff --git a/drivers/net/smc9194.c b/drivers/net/smc9194.c index 6cf16f322ad..8b0321f1976 100644 --- a/drivers/net/smc9194.c +++ b/drivers/net/smc9194.c @@ -523,8 +523,7 @@ static int smc_wait_to_send_packet( struct sk_buff * skb, struct net_device * de length = skb->len; if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) { + if (skb_padto(skb, ETH_ZLEN)) { netif_wake_queue(dev); return 0; } diff --git a/drivers/net/sonic.c b/drivers/net/sonic.c index 90b818a8de6..cab0dd95849 100644 --- a/drivers/net/sonic.c +++ b/drivers/net/sonic.c @@ -231,8 +231,7 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) length = skb->len; if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c index 9b7805be21d..c158eedc781 100644 --- a/drivers/net/starfire.c +++ b/drivers/net/starfire.c @@ -1349,8 +1349,7 @@ static int start_tx(struct sk_buff *skb, struct net_device *dev) #if defined(ZEROCOPY) && defined(HAS_BROKEN_FIRMWARE) if (skb->ip_summed == CHECKSUM_HW) { - skb = skb_padto(skb, (skb->len + PADDING_MASK) & ~PADDING_MASK); - if (skb == NULL) + if (skb_padto(skb, (skb->len + PADDING_MASK) & ~PADDING_MASK)) return NETDEV_TX_OK; } #endif /* ZEROCOPY && HAS_BROKEN_FIRMWARE */ diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index b2ddd4522a8..e3e380f90f8 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -3780,7 +3780,7 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) #if TG3_TSO_SUPPORT != 0 mss = 0; if (skb->len > (tp->dev->mtu + ETH_HLEN) && - (mss = skb_shinfo(skb)->tso_size) != 0) { + (mss = skb_shinfo(skb)->gso_size) != 0) { int tcp_opt_len, ip_tcp_len; if (skb_header_cloned(skb) && @@ -3905,7 +3905,7 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) #if TG3_TSO_SUPPORT != 0 mss = 0; if (skb->len > (tp->dev->mtu + ETH_HLEN) && - (mss = skb_shinfo(skb)->tso_size) != 0) { + (mss = skb_shinfo(skb)->gso_size) != 0) { int tcp_opt_len, ip_tcp_len; if (skb_header_cloned(skb) && diff --git a/drivers/net/tun.c b/drivers/net/tun.c index a1ed2d98374..6c62d5c8826 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -490,6 +490,9 @@ static int tun_set_iff(struct file *file, struct ifreq *ifr) err = -EINVAL; + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + /* Set dev type */ if (ifr->ifr_flags & IFF_TUN) { /* TUN device */ diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index d9258d42090..e49e8b520c2 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -340,7 +340,7 @@ enum state_values { #endif #if defined(NETIF_F_TSO) -#define skb_tso_size(x) (skb_shinfo(x)->tso_size) +#define skb_tso_size(x) (skb_shinfo(x)->gso_size) #define TSO_NUM_DESCRIPTORS 2 #define TSO_OFFLOAD_ON TYPHOON_OFFLOAD_TCP_SEGMENT #else diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c index fdc21037f6d..c80a4f1d5f7 100644 --- a/drivers/net/via-rhine.c +++ b/drivers/net/via-rhine.c @@ -1284,11 +1284,8 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev) /* Calculate the next Tx descriptor entry. */ entry = rp->cur_tx % TX_RING_SIZE; - if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) - return 0; - } + if (skb_padto(skb, ETH_ZLEN)) + return 0; rp->tx_skbuff[entry] = skb; diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 879eb427607..a915fe6c6aa 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -924,8 +924,7 @@ static int ray_dev_start_xmit(struct sk_buff *skb, struct net_device *dev) if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/net/wireless/wavelan_cs.c b/drivers/net/wireless/wavelan_cs.c index f7724eb2fa7..561250f73fd 100644 --- a/drivers/net/wireless/wavelan_cs.c +++ b/drivers/net/wireless/wavelan_cs.c @@ -3194,11 +3194,8 @@ wavelan_packet_xmit(struct sk_buff * skb, * and we don't have the Ethernet specific requirement of beeing * able to detect collisions, therefore in theory we don't really * need to pad. Jean II */ - if (skb->len < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) - return 0; - } + if (skb_padto(skb, ETH_ZLEN)) + return 0; wv_packet_write(dev, skb->data, skb->len); diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c index fd0f43b7db5..ecec8e5db78 100644 --- a/drivers/net/yellowfin.c +++ b/drivers/net/yellowfin.c @@ -862,13 +862,11 @@ static int yellowfin_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Fix GX chipset errata. */ if (cacheline_end > 24 || cacheline_end == 0) { len = skb->len + 32 - cacheline_end + 1; - if (len != skb->len) - skb = skb_padto(skb, len); - } - if (skb == NULL) { - yp->tx_skbuff[entry] = NULL; - netif_wake_queue(dev); - return 0; + if (skb_padto(skb, len)) { + yp->tx_skbuff[entry] = NULL; + netif_wake_queue(dev); + return 0; + } } } yp->tx_skbuff[entry] = skb; diff --git a/drivers/net/znet.c b/drivers/net/znet.c index 3ac047bc727..a7c089df66e 100644 --- a/drivers/net/znet.c +++ b/drivers/net/znet.c @@ -544,8 +544,7 @@ static int znet_send_packet(struct sk_buff *skb, struct net_device *dev) printk(KERN_DEBUG "%s: ZNet_send_packet.\n", dev->name); if (length < ETH_ZLEN) { - skb = skb_padto(skb, ETH_ZLEN); - if (skb == NULL) + if (skb_padto(skb, ETH_ZLEN)) return 0; length = ETH_ZLEN; } diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c index 0bab60a2030..38aad832145 100644 --- a/drivers/s390/net/qeth_eddp.c +++ b/drivers/s390/net/qeth_eddp.c @@ -420,7 +420,7 @@ __qeth_eddp_fill_context_tcp(struct qeth_eddp_context *ctx, } tcph = eddp->skb->h.th; while (eddp->skb_offset < eddp->skb->len) { - data_len = min((int)skb_shinfo(eddp->skb)->tso_size, + data_len = min((int)skb_shinfo(eddp->skb)->gso_size, (int)(eddp->skb->len - eddp->skb_offset)); /* prepare qdio hdr */ if (eddp->qh.hdr.l2.id == QETH_HEADER_TYPE_LAYER2){ @@ -515,20 +515,20 @@ qeth_eddp_calc_num_pages(struct qeth_eddp_context *ctx, struct sk_buff *skb, QETH_DBF_TEXT(trace, 5, "eddpcanp"); /* can we put multiple skbs in one page? */ - skbs_per_page = PAGE_SIZE / (skb_shinfo(skb)->tso_size + hdr_len); + skbs_per_page = PAGE_SIZE / (skb_shinfo(skb)->gso_size + hdr_len); if (skbs_per_page > 1){ - ctx->num_pages = (skb_shinfo(skb)->tso_segs + 1) / + ctx->num_pages = (skb_shinfo(skb)->gso_segs + 1) / skbs_per_page + 1; ctx->elements_per_skb = 1; } else { /* no -> how many elements per skb? */ - ctx->elements_per_skb = (skb_shinfo(skb)->tso_size + hdr_len + + ctx->elements_per_skb = (skb_shinfo(skb)->gso_size + hdr_len + PAGE_SIZE) >> PAGE_SHIFT; ctx->num_pages = ctx->elements_per_skb * - (skb_shinfo(skb)->tso_segs + 1); + (skb_shinfo(skb)->gso_segs + 1); } ctx->num_elements = ctx->elements_per_skb * - (skb_shinfo(skb)->tso_segs + 1); + (skb_shinfo(skb)->gso_segs + 1); } static inline struct qeth_eddp_context * diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 9e671a48cd2..56009d76832 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -4417,7 +4417,7 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb) struct qeth_eddp_context *ctx = NULL; int tx_bytes = skb->len; unsigned short nr_frags = skb_shinfo(skb)->nr_frags; - unsigned short tso_size = skb_shinfo(skb)->tso_size; + unsigned short tso_size = skb_shinfo(skb)->gso_size; int rc; QETH_DBF_TEXT(trace, 6, "sendpkt"); @@ -4453,7 +4453,7 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb) queue = card->qdio.out_qs [qeth_get_priority_queue(card, skb, ipv, cast_type)]; - if (skb_shinfo(skb)->tso_size) + if (skb_shinfo(skb)->gso_size) large_send = card->options.large_send; /*are we able to do TSO ? If so ,prepare and send it from here */ diff --git a/drivers/s390/net/qeth_tso.h b/drivers/s390/net/qeth_tso.h index 24ef40ca956..593f298142c 100644 --- a/drivers/s390/net/qeth_tso.h +++ b/drivers/s390/net/qeth_tso.h @@ -51,7 +51,7 @@ qeth_tso_fill_header(struct qeth_card *card, struct sk_buff *skb) hdr->ext.hdr_version = 1; hdr->ext.hdr_len = 28; /*insert non-fix values */ - hdr->ext.mss = skb_shinfo(skb)->tso_size; + hdr->ext.mss = skb_shinfo(skb)->gso_size; hdr->ext.dg_hdr_len = (__u16)(iph->ihl*4 + tcph->doff*4); hdr->ext.payload_len = (__u16)(skb->len - hdr->ext.dg_hdr_len - sizeof(struct qeth_hdr_tso)); |