renegade-project/linux-next
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e6b0de469c
linux-next/drivers/net/ethernet/qualcomm
History
Taehee Yoo ad3cc31b59 net: rmnet: fix packet forwarding in rmnet bridge mode 
Packet forwarding is not working in rmnet bridge mode.
Because when a packet is forwarded, skb_push() for an ethernet header
is needed. But it doesn't call skb_push().
So, the ethernet header will be lost.

Test commands:
    modprobe rmnet
    ip netns add nst
    ip netns add nst2
    ip link add veth0 type veth peer name veth1
    ip link add veth2 type veth peer name veth3
    ip link set veth1 netns nst
    ip link set veth3 netns nst2

    ip link add rmnet0 link veth0 type rmnet mux_id 1
    ip link set veth2 master rmnet0
    ip link set veth0 up
    ip link set veth2 up
    ip link set rmnet0 up
    ip a a 192.168.100.1/24 dev rmnet0

    ip netns exec nst ip link set veth1 up
    ip netns exec nst ip a a 192.168.100.2/24 dev veth1
    ip netns exec nst2 ip link set veth3 up
    ip netns exec nst2 ip a a 192.168.100.3/24 dev veth3
    ip netns exec nst2 ping 192.168.100.2

Fixes: 60d58f971c ("net: qualcomm: rmnet: Implement bridge mode")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-02-27 11:45:07 -08:00
..
emac net: convert suitable drivers to use phy_do_ioctl_running 2020-01-23 10:49:30 +01:00
rmnet net: rmnet: fix packet forwarding in rmnet bridge mode 2020-02-27 11:45:07 -08:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
qca_7k_common.c net: qualcomm: make qca_7k_common a separate kernel module 2017-05-30 13:57:30 -04:00
qca_7k_common.h net: qualcomm: add QCA7000 UART driver 2017-05-30 13:57:32 -04:00
qca_7k.c net: qca_spi: Introduce write register verification 2018-09-24 12:26:06 -07:00
qca_7k.h net: qca_spi: Introduce write register verification 2018-09-24 12:26:06 -07:00
qca_debug.c qca: no need to check return value of debugfs_create functions 2019-08-10 15:25:48 -07:00
qca_debug.h
qca_spi.c netdev: pass the stuck queue to the timeout handler 2019-12-12 21:38:57 -08:00
qca_spi.h net: qca_spi: Move reset_count to struct qcaspi 2019-11-20 12:42:23 -08:00
qca_uart.c netdev: pass the stuck queue to the timeout handler 2019-12-12 21:38:57 -08:00