e1000e: cleanup - shift indentation left by exiting early in e1000_tso

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index a571676..25b0ef8 100644 (file)
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -3725,68 +3725,64 @@ static int e1000_tso(struct e1000_adapter *adapter,
        u8 ipcss, ipcso, tucss, tucso, hdr_len;
        int err;
 
-       if (skb_is_gso(skb)) {
-               if (skb_header_cloned(skb)) {
-                       err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
-                       if (err)
-                               return err;
-               }
+       if (!skb_is_gso(skb))
+               return 0;
 
-               hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
-               mss = skb_shinfo(skb)->gso_size;
-               if (skb->protocol == htons(ETH_P_IP)) {
-                       struct iphdr *iph = ip_hdr(skb);
-                       iph->tot_len = 0;
-                       iph->check = 0;
-                       tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
-                                                                iph->daddr, 0,
-                                                                IPPROTO_TCP,
-                                                                0);
-                       cmd_length = E1000_TXD_CMD_IP;
-                       ipcse = skb_transport_offset(skb) - 1;
-               } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) {
-                       ipv6_hdr(skb)->payload_len = 0;
-                       tcp_hdr(skb)->check =
-                               ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
-                                                &ipv6_hdr(skb)->daddr,
-                                                0, IPPROTO_TCP, 0);
-                       ipcse = 0;
-               }
-               ipcss = skb_network_offset(skb);
-               ipcso = (void *)&(ip_hdr(skb)->check) - (void *)skb->data;
-               tucss = skb_transport_offset(skb);
-               tucso = (void *)&(tcp_hdr(skb)->check) - (void *)skb->data;
-               tucse = 0;
+       if (skb_header_cloned(skb)) {
+               err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
+               if (err)
+                       return err;
+       }
 
-               cmd_length |= (E1000_TXD_CMD_DEXT | E1000_TXD_CMD_TSE |
-                              E1000_TXD_CMD_TCP | (skb->len - (hdr_len)));
+       hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
+       mss = skb_shinfo(skb)->gso_size;
+       if (skb->protocol == htons(ETH_P_IP)) {
+               struct iphdr *iph = ip_hdr(skb);
+               iph->tot_len = 0;
+               iph->check = 0;
+               tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
+                                                        0, IPPROTO_TCP, 0);
+               cmd_length = E1000_TXD_CMD_IP;
+               ipcse = skb_transport_offset(skb) - 1;
+       } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) {
+               ipv6_hdr(skb)->payload_len = 0;
+               tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
+                                                      &ipv6_hdr(skb)->daddr,
+                                                      0, IPPROTO_TCP, 0);
+               ipcse = 0;
+       }
+       ipcss = skb_network_offset(skb);
+       ipcso = (void *)&(ip_hdr(skb)->check) - (void *)skb->data;
+       tucss = skb_transport_offset(skb);
+       tucso = (void *)&(tcp_hdr(skb)->check) - (void *)skb->data;
+       tucse = 0;
 
-               i = tx_ring->next_to_use;
-               context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
-               buffer_info = &tx_ring->buffer_info[i];
+       cmd_length |= (E1000_TXD_CMD_DEXT | E1000_TXD_CMD_TSE |
+                      E1000_TXD_CMD_TCP | (skb->len - (hdr_len)));
 
-               context_desc->lower_setup.ip_fields.ipcss  = ipcss;
-               context_desc->lower_setup.ip_fields.ipcso  = ipcso;
-               context_desc->lower_setup.ip_fields.ipcse  = cpu_to_le16(ipcse);
-               context_desc->upper_setup.tcp_fields.tucss = tucss;
-               context_desc->upper_setup.tcp_fields.tucso = tucso;
-               context_desc->upper_setup.tcp_fields.tucse = cpu_to_le16(tucse);
-               context_desc->tcp_seg_setup.fields.mss     = cpu_to_le16(mss);
-               context_desc->tcp_seg_setup.fields.hdr_len = hdr_len;
-               context_desc->cmd_and_length = cpu_to_le32(cmd_length);
+       i = tx_ring->next_to_use;
+       context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
+       buffer_info = &tx_ring->buffer_info[i];
 
-               buffer_info->time_stamp = jiffies;
-               buffer_info->next_to_watch = i;
+       context_desc->lower_setup.ip_fields.ipcss  = ipcss;
+       context_desc->lower_setup.ip_fields.ipcso  = ipcso;
+       context_desc->lower_setup.ip_fields.ipcse  = cpu_to_le16(ipcse);
+       context_desc->upper_setup.tcp_fields.tucss = tucss;
+       context_desc->upper_setup.tcp_fields.tucso = tucso;
+       context_desc->upper_setup.tcp_fields.tucse = cpu_to_le16(tucse);
+       context_desc->tcp_seg_setup.fields.mss     = cpu_to_le16(mss);
+       context_desc->tcp_seg_setup.fields.hdr_len = hdr_len;
+       context_desc->cmd_and_length = cpu_to_le32(cmd_length);
 
-               i++;
-               if (i == tx_ring->count)
-                       i = 0;
-               tx_ring->next_to_use = i;
+       buffer_info->time_stamp = jiffies;
+       buffer_info->next_to_watch = i;
 
-               return 1;
-       }
+       i++;
+       if (i == tx_ring->count)
+               i = 0;
+       tx_ring->next_to_use = i;
 
-       return 0;
+       return 1;
 }
 
 static bool e1000_tx_csum(struct e1000_adapter *adapter, struct sk_buff *skb)