-From 5207debf8825a8b6f2934b7d39ef76c163dfd794 Mon Sep 17 00:00:00 2001
+From 2d22628561299e1c7d71e16262131127de3c4216 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 23 Apr 2016 09:18:28 +0200
Subject: [PATCH 84/91] net-next: mediatek: fix missing free of scratch memory
drivers/net/ethernet/mediatek/mtk_eth_soc.h | 2 ++
2 files changed, 15 insertions(+), 5 deletions(-)
-diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
-index 37e9260..6896d17 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
-@@ -469,14 +469,14 @@ static inline void mtk_rx_get_desc(struct mtk_rx_dma *rxd,
+@@ -469,14 +469,14 @@ static inline void mtk_rx_get_desc(struc
/* the qdma core needs scratch memory to be setup */
static int mtk_init_fq_dma(struct mtk_eth *eth)
{
GFP_ATOMIC | __GFP_ZERO);
if (unlikely(!eth->scratch_ring))
return -ENOMEM;
-@@ -493,19 +493,19 @@ static int mtk_init_fq_dma(struct mtk_eth *eth)
+@@ -493,19 +493,19 @@ static int mtk_init_fq_dma(struct mtk_et
return -ENOMEM;
memset(eth->scratch_ring, 0x0, sizeof(struct mtk_tx_dma) * cnt);
mtk_w32(eth, phy_ring_tail, MTK_QDMA_FQ_TAIL);
mtk_w32(eth, (cnt << 16) | cnt, MTK_QDMA_FQ_CNT);
mtk_w32(eth, MTK_QDMA_PAGE_SIZE << 16, MTK_QDMA_FQ_BLEN);
-@@ -1203,6 +1203,14 @@ static void mtk_dma_free(struct mtk_eth *eth)
+@@ -1205,6 +1205,14 @@ static void mtk_dma_free(struct mtk_eth
for (i = 0; i < MTK_MAC_COUNT; i++)
if (eth->netdev[i])
netdev_reset_queue(eth->netdev[i]);
mtk_tx_clean(eth);
mtk_rx_clean(eth);
kfree(eth->scratch_head);
-diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
-index eed626d..57f7e8a 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -357,6 +357,7 @@ struct mtk_rx_ring {
void *scratch_head;
struct clk *clk_ethif;
struct clk *clk_esw;
---
-1.7.10.4
-