Davide Caratti d212683805 flow_dissector: fix TTL and TOS dissection on IPv4 fragments ... the following command: # tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \ $tcflags dst_ip 192.0.2.2 ip_ttl 63 action drop doesn't drop all IPv4 packets that match the configured TTL / destination address. In particular, if "fragment offset" or "more fragments" have non zero value in the IPv4 header, setting of FLOW_DISSECTOR_KEY_IP is simply ignored. Fix this dissecting IPv4 TTL and TOS before fragment info; while at it, add a selftest for tc flower's match on 'ip_ttl' that verifies the correct behavior. Fixes: 518d8a2e9b ("net/flow_dissector: add support for dissection of misc ip header fields") Reported-by: Shuang Li <shuali@redhat.com> Signed-off-by: Davide Caratti <dcaratti@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>		2021-02-12 17:03:51 -08:00
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accounting
arch	tools headers UAPI: Synch KVM's svm.h header with the kernel	2020-12-24 09:24:20 -03:00
bootconfig	tools/bootconfig: Add tracing_on support to helper scripts	2021-01-14 10:32:20 -05:00
bpf	bpftool: Fix compilation failure for net.o with older glibc	2021-01-06 15:27:38 -08:00
build	Merge remote-tracking branch 'torvalds/master' into perf/core	2020-12-17 14:37:24 -03:00
cgroup	blk-iocost: update iocost_monitor.py	2020-09-01 19:38:33 -06:00
debugging	docs: Update documentation to reflect what TAINT_CPU_OUT_OF_SPEC means	2020-12-08 10:53:58 -07:00
edid
firewire
firmware
gpio	tools: gpio: fix %llu warning in gpio-watch.c	2021-01-18 10:05:35 +01:00
hv
iio
include	tools headers: Syncronize linux/build_bug.h with the kernel sources	2021-01-15 16:31:46 -03:00
io_uring	tools/io_uring: fix compile breakage	2020-09-21 07:50:58 -06:00
kvm/kvm_stat	tools/kvm_stat: Exempt time-based counters	2020-12-11 19:18:51 -05:00
laptop
leds
lib	perf evlist: Fix id index for heterogeneous systems	2021-01-21 17:25:33 -03:00
memory-model	tools/memory-model: Label MP tests' producers and consumers	2020-11-06 17:25:17 -08:00
objtool	objtool: Don't fail on missing symbol table	2021-01-21 15:49:58 -06:00
pci
pcmcia
perf	perf script: Fix overrun issue for dynamically-allocated PMU type number	2021-01-21 17:25:33 -03:00
power	tools/power/turbostat: Fallback to an MSR read for EPB	2021-02-03 11:58:19 +01:00
scripts	tools: Factor HOSTCC, HOSTLD, HOSTAR definitions	2020-11-11 12:18:22 -08:00
spi
testing	flow_dissector: fix TTL and TOS dissection on IPv4 fragments	2021-02-12 17:03:51 -08:00
thermal/tmon
time
usb
virtio	tools/virtio: add barrier for aarch64	2020-12-18 16:14:30 -05:00
vm	mm: Add PG_arch_2 page flag	2020-09-04 12:46:06 +01:00
wmi
Makefile