[PATCH net v2] net: mvpp2: prs: fix PPPoE with ipv6 packet parse
From: <hidden>
Date: 2020-12-17 18:40:47
Also in:
lkml
Subsystem:
marvell mvpp2 ethernet driver, networking drivers, the rest · Maintainers:
Marcin Wojtas, Russell King, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Stefan Chulski <redacted>
Current PPPoE+IPv6 entry is jumping to 'next-hdr'
field and not to 'DIP' field as done for IPv4.
Fixes: 3f518509dedc ("ethernet: Add new driver for Marvell Armada 375 network unit")
Reported-by: Liron Himi <redacted>
Signed-off-by: Stefan Chulski <redacted>
---
Changes in v2:
- Fix "fixes tag"
drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
index b9e5b08..1a272c2 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c@@ -1655,8 +1655,9 @@ static int mvpp2_prs_pppoe_init(struct mvpp2 *priv) mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_IP6); mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_L3_IP6, MVPP2_PRS_RI_L3_PROTO_MASK); - /* Skip eth_type + 4 bytes of IPv6 header */ - mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 4, + /* Jump to DIP of IPV6 header */ + mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 8 + + MVPP2_MAX_L3_ADDR_SIZE, MVPP2_PRS_SRAM_OP_SEL_SHIFT_ADD); /* Set L3 offset */ mvpp2_prs_sram_offset_set(&pe, MVPP2_PRS_SRAM_UDF_TYPE_L3,
--
1.9.1