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authoryuqi jin <jinyuqi@huawei.com>2019-10-21 11:27:34 +0800
committerJakub Kicinski <jakub.kicinski@netronome.com>2019-10-22 13:04:16 -0700
commit34c15202896d11e3974788daf9005a84ec45f7a2 (patch)
tree657e3b7fd8643b5e2e303a0982cfe8a00464b3a7 /drivers/net/ethernet/stmicro
parentdynamic_debug: provide dynamic_hex_dump stub (diff)
downloadlinux-dev-34c15202896d11e3974788daf9005a84ec45f7a2.tar.xz
linux-dev-34c15202896d11e3974788daf9005a84ec45f7a2.zip
net: stmmac: Fix the problem of tso_xmit
When the address width of DMA is greater than 32, the packet header occupies a BD descriptor. The starting address of the data should be added to the header length. Fixes: a993db88d17d ("net: stmmac: Enable support for > 32 Bits addressing in XGMAC") Cc: Eric Dumazet <eric.dumazet@gmail.com> Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com> Cc: Alexandre Torgue <alexandre.torgue@st.com> Cc: Jose Abreu <joabreu@synopsys.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Signed-off-by: yuqi jin <jinyuqi@huawei.com> Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com> Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'drivers/net/ethernet/stmicro')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 3dfd04e0506a..4e9c848c67cc 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2995,6 +2995,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev)
} else {
stmmac_set_desc_addr(priv, first, des);
tmp_pay_len = pay_len;
+ des += proto_hdr_len;
}
stmmac_tso_allocator(priv, des, tmp_pay_len, (nfrags == 0), queue);