qemu-e2k/hw/net
Mauro Matteo Cascella 915976bd98 hw/net/dp8393x: fix integer underflow in dp8393x_do_transmit_packets()
An integer underflow could occur during packet transmission due to 'tx_len' not
being updated if SONIC_TFC register is set to zero. Check for negative 'tx_len'
when removing existing FCS.

RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=1899722
Signed-off-by: Mauro Matteo Cascella <mcascell@redhat.com>
Reported-by: Gaoning Pan <pgn@zju.edu.cn>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-id: 20201124092445.658647-1-mcascell@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-12-01 10:34:08 +00:00
..
can
fsl_etsec
rocker
allwinner_emac.c
allwinner-sun8i-emac.c
cadence_gem.c
dp8393x.c hw/net/dp8393x: fix integer underflow in dp8393x_do_transmit_packets() 2020-12-01 10:34:08 +00:00
e1000_regs.h
e1000.c
e1000e_core.c
e1000e_core.h
e1000e.c
e1000x_common.c
e1000x_common.h
eepro100.c
etraxfs_eth.c
ftgmac100.c
i82596.c
i82596.h
imx_fec.c
Kconfig
lan9118.c
lance.c
lasi_i82596.c
mcf_fec.c
meson.build
milkymist-minimac2.c
mipsnet.c
msf2-emac.c
ne2000-isa.c
ne2000-pci.c
ne2000.c
ne2000.h
net_rx_pkt.c
net_rx_pkt.h
net_tx_pkt.c
net_tx_pkt.h
opencores_eth.c
pcnet-pci.c
pcnet.c
pcnet.h
rtl8139.c
smc91c111.c
spapr_llan.c
stellaris_enet.c
sungem.c
sunhme.c
trace-events
trace.h
tulip.c
tulip.h
vhost_net-stub.c
vhost_net.c
virtio-net.c
vmware_utils.h
vmxnet3_defs.h
vmxnet3.c
vmxnet3.h
vmxnet_debug.h
xen_nic.c
xgmac.c
xilinx_axienet.c
xilinx_ethlite.c