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authorBen Hutchings <bhutchings@solarflare.com>2012-09-07 02:54:15 +0400
committerBen Hutchings <bhutchings@solarflare.com>2012-12-01 04:26:10 +0400
commitb8e0251730775cc970d2453dedd454b8ae071dd9 (patch)
treeed7aaae200e311507441cf9374136bab97f0afa1 /drivers/net/ethernet/sfc/rx.c
parentd5e8cc6c946e0857826dcfbb3585068858445bfe (diff)
downloadlinux-b8e0251730775cc970d2453dedd454b8ae071dd9.tar.xz
sfc: Delete redundant page_addr variable from efx_init_rx_buffers_page()
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/ethernet/sfc/rx.c')
-rw-r--r--drivers/net/ethernet/sfc/rx.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c
index 9e0ad1b75c33..d780a0d096b4 100644
--- a/drivers/net/ethernet/sfc/rx.c
+++ b/drivers/net/ethernet/sfc/rx.c
@@ -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_rx_buffer *rx_buf;
struct page *page;
- void *page_addr;
struct efx_rx_page_state *state;
dma_addr_t dma_addr;
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);
return -EIO;
}
- page_addr = page_address(page);
- state = page_addr;
+ state = page_address(page);
state->refcnt = 0;
state->dma_addr = dma_addr;
- page_addr += sizeof(struct efx_rx_page_state);
dma_addr += sizeof(struct efx_rx_page_state);
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 */
get_page(page);
dma_addr += (PAGE_SIZE >> 1);
- page_addr += (PAGE_SIZE >> 1);
++count;
goto split;
}