1 files changed, 16 insertions, 20 deletions

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 076e02a415a0..a1f2e0fed78b 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -6667,14 +6667,9 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		iph = ip_hdr(skb);
 		tcp_opt_len = tcp_optlen(skb);
 
-		if (skb_is_gso_v6(skb)) {
-			hdr_len = skb_headlen(skb) - ETH_HLEN;
-		} else {
-			u32 ip_tcp_len;
-
-			ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr);
-			hdr_len = ip_tcp_len + tcp_opt_len;
+		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb) - ETH_HLEN;
 
+		if (!skb_is_gso_v6(skb)) {
 			iph->check = 0;
 			iph->tot_len = htons(mss + hdr_len);
 		}
@@ -8846,9 +8841,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 	tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
 	udelay(100);
 
-	if (tg3_flag(tp, USING_MSIX) && tp->irq_cnt > 1) {
+	if (tg3_flag(tp, USING_MSIX)) {
 		val = tr32(MSGINT_MODE);
-		val |= MSGINT_MODE_MULTIVEC_EN | MSGINT_MODE_ENABLE;
+		val |= MSGINT_MODE_ENABLE;
+		if (tp->irq_cnt > 1)
+			val |= MSGINT_MODE_MULTIVEC_EN;
 		if (!tg3_flag(tp, 1SHOT_MSI))
 			val |= MSGINT_MODE_ONE_SHOT_DISABLE;
 		tw32(MSGINT_MODE, val);
@@ -9548,19 +9545,18 @@ static int tg3_request_firmware(struct tg3 *tp)
 
 static bool tg3_enable_msix(struct tg3 *tp)
 {
-	int i, rc, cpus = num_online_cpus();
+	int i, rc;
 	struct msix_entry msix_ent[tp->irq_max];
 
-	if (cpus == 1)
-		/* Just fallback to the simpler MSI mode. */
-		return false;
-
-	/*
-	 * We want as many rx rings enabled as there are cpus.
-	 * The first MSIX vector only deals with link interrupts, etc,
-	 * so we add one to the number of vectors we are requesting.
-	 */
-	tp->irq_cnt = min_t(unsigned, cpus + 1, tp->irq_max);
+	tp->irq_cnt = num_online_cpus();
+	if (tp->irq_cnt > 1) {
+		/* We want as many rx rings enabled as there are cpus.
+		 * In multiqueue MSI-X mode, the first MSI-X vector
+		 * only deals with link interrupts, etc, so we add
+		 * one to the number of vectors we are requesting.
+		 */
+		tp->irq_cnt = min_t(unsigned, tp->irq_cnt + 1, tp->irq_max);
+	}
 
 	for (i = 0; i < tp->irq_max; i++) {
 		msix_ent[i].entry  = i;