From e3739099270b238630368b1d8f547c1bb31ba6ad Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Fri, 25 Nov 2016 13:43:04 +0300 Subject: [PATCH] sfc: remove unneeded variable We don't use ->heap_buf after commit 46d1efd852cc ("sfc: remove Software TSO") so let's remove the last traces. Signed-off-by: Dan Carpenter Acked-by: Edward Cree Signed-off-by: David S. Miller --- drivers/net/ethernet/sfc/net_driver.h | 8 +------- drivers/net/ethernet/sfc/tx.c | 2 -- 2 files changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index f97f828..18aceb2 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -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; - }; + const struct sk_buff *skb; 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 */ diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index 1aa728c..bb07034 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -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; -- 2.7.4