Commit e3739099 authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller

sfc: remove unneeded variable

We don't use ->heap_buf after commit 46d1efd8 ("sfc: remove Software
TSO") so let's remove the last traces.
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarEdward Cree <ecree@solarflare.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 33f8a045
......@@ -139,8 +139,6 @@ struct efx_special_buffer {
* struct efx_tx_buffer - buffer state for a TX descriptor
* @skb: When @flags & %EFX_TX_BUF_SKB, the associated socket buffer to be
* freed when descriptor completes
* @heap_buf: When @flags & %EFX_TX_BUF_HEAP, the associated heap buffer to be
* freed when descriptor completes.
* @option: When @flags & %EFX_TX_BUF_OPTION, a NIC-specific option descriptor.
* @dma_addr: DMA address of the fragment.
* @flags: Flags for allocation and DMA mapping type
......@@ -151,10 +149,7 @@ struct efx_special_buffer {
* Only valid if @unmap_len != 0.
*/
struct efx_tx_buffer {
union {
const struct sk_buff *skb;
void *heap_buf;
};
union {
efx_qword_t option;
dma_addr_t dma_addr;
......@@ -166,7 +161,6 @@ struct efx_tx_buffer {
};
#define EFX_TX_BUF_CONT 1 /* not last descriptor of packet */
#define EFX_TX_BUF_SKB 2 /* buffer is last part of skb */
#define EFX_TX_BUF_HEAP 4 /* buffer was allocated with kmalloc() */
#define EFX_TX_BUF_MAP_SINGLE 8 /* buffer was mapped with dma_map_single() */
#define EFX_TX_BUF_OPTION 0x10 /* empty buffer for option descriptor */
......
......@@ -84,8 +84,6 @@ static void efx_dequeue_buffer(struct efx_tx_queue *tx_queue,
netif_vdbg(tx_queue->efx, tx_done, tx_queue->efx->net_dev,
"TX queue %d transmission id %x complete\n",
tx_queue->queue, tx_queue->read_count);
} else if (buffer->flags & EFX_TX_BUF_HEAP) {
kfree(buffer->heap_buf);
}
buffer->len = 0;
......
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