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net: stmmac: remove dead code in stmmac_tx_clean

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Since commit cf32deec16 ("stmmac: add tx_skbuff_dma to save descriptors used by PTP"),
the struct dma_desc *p in stmmac_tx_clean was not used at all.

This patch remove this dead code.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
LABBE Corentin 2017-02-08 09:31:19 +01:00 committed by David S. Miller
parent b05c76a1f8
commit 732fe78c07
1 changed files with 0 additions and 7 deletions
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7
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@ -1109,13 +1109,6 @@ static void dma_free_tx_skbufs(struct stmmac_priv *priv)
int i;
for (i = 0; i < DMA_TX_SIZE; i++) {
struct dma_desc *p;
if (priv->extend_desc)
p = &((priv->dma_etx + i)->basic);
else
p = priv->dma_tx + i;
if (priv->tx_skbuff_dma[i].buf) {
if (priv->tx_skbuff_dma[i].map_as_page)
dma_unmap_page(priv->device,