aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/net/ixgb/ixgb_main.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 960b44b5b02..a5da48a1fca 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -1174,6 +1174,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
int err;
if (likely(skb_is_gso(skb))) {
+ struct ixgb_buffer *buffer_info;
if (skb_header_cloned(skb)) {
err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
if (err)
@@ -1196,6 +1197,8 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
i = adapter->tx_ring.next_to_use;
context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
+ buffer_info = &adapter->tx_ring.buffer_info[i];
+ WARN_ON(buffer_info->dma != 0);
context_desc->ipcss = ipcss;
context_desc->ipcso = ipcso;
@@ -1233,11 +1236,14 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
uint8_t css, cso;
if(likely(skb->ip_summed == CHECKSUM_HW)) {
+ struct ixgb_buffer *buffer_info;
css = skb->h.raw - skb->data;
cso = (skb->h.raw + skb->csum) - skb->data;
i = adapter->tx_ring.next_to_use;
context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
+ buffer_info = &adapter->tx_ring.buffer_info[i];
+ WARN_ON(buffer_info->dma != 0);
context_desc->tucss = css;
context_desc->tucso = cso;
@@ -1283,6 +1289,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb,
buffer_info = &tx_ring->buffer_info[i];
size = min(len, IXGB_MAX_DATA_PER_TXD);
buffer_info->length = size;
+ WARN_ON(buffer_info->dma != 0);
buffer_info->dma =
pci_map_single(adapter->pdev,
skb->data + offset,