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net: ag71xx: Slighly simplify code in 'ag71xx_rings_init()'

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A few lines above, we have:
   tx_size = BIT(tx->order);

So use 'tx_size' directly to be consistent with the way 'rx->descs_cpu' and
'rx->descs_dma' are computed below.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christophe JAILLET 2019-07-31 10:06:38 +02:00 committed by David S. Miller
parent 5133f36cef
commit a9d41e7b8b
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/atheros/ag71xx.c
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@ -1148,7 +1148,7 @@ static int ag71xx_rings_init(struct ag71xx *ag)
return -ENOMEM;
}
rx->buf = &tx->buf[BIT(tx->order)];
rx->buf = &tx->buf[tx_size];
rx->descs_cpu = ((void *)tx->descs_cpu) + tx_size * AG71XX_DESC_SIZE;
rx->descs_dma = tx->descs_dma + tx_size * AG71XX_DESC_SIZE;