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sfc: Delete redundant page_addr variable from efx_init_rx_buffers_page()

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Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Ben Hutchings
2012-09-06 23:54:15 +01:00
parent d5e8cc6c94
commit b8e0251730
1 changed files with 1 additions and 5 deletions
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6
drivers/net/ethernet/sfc/rx.c
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@@ -187,7 +187,6 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue)
struct efx_nic *efx = rx_queue->efx; struct efx_nic *efx = rx_queue->efx;
struct efx_rx_buffer *rx_buf; struct efx_rx_buffer *rx_buf;
struct page *page; struct page *page;
void *page_addr;
struct efx_rx_page_state *state; struct efx_rx_page_state *state;
dma_addr_t dma_addr; dma_addr_t dma_addr;
unsigned index, count; unsigned index, count;
@@ -207,12 +206,10 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue)
__free_pages(page, efx->rx_buffer_order); __free_pages(page, efx->rx_buffer_order);
return -EIO; return -EIO;
} }
page_addr = page_address(page); state = page_address(page);
state = page_addr;
state->refcnt = 0; state->refcnt = 0;
state->dma_addr = dma_addr; state->dma_addr = dma_addr;
page_addr += sizeof(struct efx_rx_page_state);
dma_addr += sizeof(struct efx_rx_page_state); dma_addr += sizeof(struct efx_rx_page_state);
split: split:
@@ -230,7 +227,6 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue)
/* Use the second half of the page */ /* Use the second half of the page */
get_page(page); get_page(page);
dma_addr += (PAGE_SIZE >> 1); dma_addr += (PAGE_SIZE >> 1);
page_addr += (PAGE_SIZE >> 1);
++count; ++count;
goto split; goto split;
} }