| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | From 62a3106697f3c6f9af64a2cd0f9ff58552010dc8 Mon Sep 17 00:00:00 2001 |
| 2 | From: Colin Ian King <colin.i.king@gmail.com> |
| 3 | Date: Wed, 22 Dec 2021 00:39:37 +0000 |
| 4 | Subject: [PATCH] net: broadcom: bcm4908enet: remove redundant variable bytes |
| 5 | |
| 6 | The variable bytes is being used to summate slot lengths, |
| 7 | however the value is never used afterwards. The summation |
| 8 | is redundant so remove variable bytes. |
| 9 | |
| 10 | Signed-off-by: Colin Ian King <colin.i.king@gmail.com> |
| 11 | Link: https://lore.kernel.org/r/20211222003937.727325-1-colin.i.king@gmail.com |
| 12 | Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
| 13 | --- |
| 14 | drivers/net/ethernet/broadcom/bcm4908_enet.c | 2 -- |
| 15 | 1 file changed, 2 deletions(-) |
| 16 | |
| 17 | --- a/drivers/net/ethernet/broadcom/bcm4908_enet.c |
| 18 | +++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c |
| 19 | @@ -634,7 +634,6 @@ static int bcm4908_enet_poll_tx(struct n |
| 20 | struct bcm4908_enet_dma_ring_bd *buf_desc; |
| 21 | struct bcm4908_enet_dma_ring_slot *slot; |
| 22 | struct device *dev = enet->dev; |
| 23 | - unsigned int bytes = 0; |
| 24 | int handled = 0; |
| 25 | |
| 26 | while (handled < weight && tx_ring->read_idx != tx_ring->write_idx) { |
| 27 | @@ -645,7 +644,6 @@ static int bcm4908_enet_poll_tx(struct n |
| 28 | |
| 29 | dma_unmap_single(dev, slot->dma_addr, slot->len, DMA_TO_DEVICE); |
| 30 | dev_kfree_skb(slot->skb); |
| 31 | - bytes += slot->len; |
| 32 | if (++tx_ring->read_idx == tx_ring->length) |
| 33 | tx_ring->read_idx = 0; |
| 34 | |