[openwrt/openwrt] kernel: fix ethernet regression on mt7986

[LEDE Commits]

nbd pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/6c85c343d24d1d2ee1d3a02a2cbb06446f8eb3b6

commit 6c85c343d24d1d2ee1d3a02a2cbb06446f8eb3b6
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Wed Dec 28 20:06:04 2022 +0100

    kernel: fix ethernet regression on mt7986
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 ...-net-ethernet-mtk_eth_soc-work-around-issue-with-send.patch | 10 +++++-----
 ...-net-ethernet-mtk_eth_soc-drop-packets-to-WDMA-if-the.patch |  2 +-
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/target/linux/generic/pending-5.15/732-10-net-ethernet-mtk_eth_soc-work-around-issue-with-send.patch b/target/linux/generic/pending-5.15/732-10-net-ethernet-mtk_eth_soc-work-around-issue-with-send.patch
index 86ce481c2e..f19128d809 100644
--- a/target/linux/generic/pending-5.15/732-10-net-ethernet-mtk_eth_soc-work-around-issue-with-send.patch
+++ b/target/linux/generic/pending-5.15/732-10-net-ethernet-mtk_eth_soc-work-around-issue-with-send.patch
@@ -70,14 +70,14 @@ Signed-off-by: Felix Fietkau <nbd at nbd.name>
  
 -	if (mtk_tx_map(skb, dev, tx_num, ring, gso) < 0)
 -		goto drop;
-+	if (!MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
-+		skb_list_walk_safe(skb, skb, next) {
-+			if ((mtk_skb_has_small_frag(skb) && skb_linearize(skb)) ||
-+			    mtk_tx_map(skb, dev, tx_num, ring, gso) < 0) {
++	skb_list_walk_safe(skb, skb, next) {
++		if ((!MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2) &&
++		     mtk_skb_has_small_frag(skb) && skb_linearize(skb)) ||
++		    mtk_tx_map(skb, dev, tx_num, ring, gso) < 0) {
 +				stats->tx_dropped++;
 +				dev_kfree_skb_any(skb);
-+			}
 +		}
++	}
  
  	if (unlikely(atomic_read(&ring->free_count) <= ring->thresh))
  		netif_tx_stop_all_queues(dev);
diff --git a/target/linux/generic/pending-5.15/732-12-net-ethernet-mtk_eth_soc-drop-packets-to-WDMA-if-the.patch b/target/linux/generic/pending-5.15/732-12-net-ethernet-mtk_eth_soc-drop-packets-to-WDMA-if-the.patch
index 6568e890d2..416dfb6cf7 100644
--- a/target/linux/generic/pending-5.15/732-12-net-ethernet-mtk_eth_soc-drop-packets-to-WDMA-if-the.patch
+++ b/target/linux/generic/pending-5.15/732-12-net-ethernet-mtk_eth_soc-drop-packets-to-WDMA-if-the.patch
@@ -11,7 +11,7 @@ Signed-off-by: Felix Fietkau <nbd at nbd.name>
 
 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
 +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
-@@ -3531,9 +3531,12 @@ static int mtk_hw_init(struct mtk_eth *e
+@@ -3533,9 +3533,12 @@ static int mtk_hw_init(struct mtk_eth *e
  	mtk_w32(eth, 0x21021000, MTK_FE_INT_GRP);
  
  	if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {