https://github.com/torvalds/linux
Revision 47cc0ed574abcbbde0cf143ddb21a0baed1aa2df authored by Daniel Borkmann on 15 May 2020, 10:11:17 UTC, committed by Alexei Starovoitov on 15 May 2020, 15:10:36 UTC
Given bpf_probe_read{,str}() BPF helpers are now only available under CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE, we need to add the drop-in replacements of bpf_probe_read_{kernel,user}_str() to do_refine_retval_range() as well to avoid hitting the same issue as in 849fa50662fbc ("bpf/verifier: refine retval R0 state for bpf_get_stack helper"). Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: John Fastabend <john.fastabend@gmail.com> Acked-by: Yonghong Song <yhs@fb.com> Link: https://lore.kernel.org/bpf/20200515101118.6508-3-daniel@iogearbox.net
1 parent 0ebeea8
Tip revision: 47cc0ed574abcbbde0cf143ddb21a0baed1aa2df authored by Daniel Borkmann on 15 May 2020, 10:11:17 UTC
bpf: Add bpf_probe_read_{user, kernel}_str() to do_refine_retval_range
bpf: Add bpf_probe_read_{user, kernel}_str() to do_refine_retval_range
Tip revision: 47cc0ed
File | Mode | Size |
---|---|---|
6lowpan | ||
802 | ||
8021q | ||
9p | ||
appletalk | ||
atm | ||
ax25 | ||
batman-adv | ||
bluetooth | ||
bpf | ||
bpfilter | ||
bridge | ||
caif | ||
can | ||
ceph | ||
core | ||
dcb | ||
dccp | ||
decnet | ||
dns_resolver | ||
dsa | ||
ethernet | ||
ethtool | ||
hsr | ||
ieee802154 | ||
ife | ||
ipv4 | ||
ipv6 | ||
iucv | ||
kcm | ||
key | ||
l2tp | ||
l3mdev | ||
lapb | ||
llc | ||
mac80211 | ||
mac802154 | ||
mpls | ||
mptcp | ||
ncsi | ||
netfilter | ||
netlabel | ||
netlink | ||
netrom | ||
nfc | ||
nsh | ||
openvswitch | ||
packet | ||
phonet | ||
psample | ||
qrtr | ||
rds | ||
rfkill | ||
rose | ||
rxrpc | ||
sched | ||
sctp | ||
smc | ||
strparser | ||
sunrpc | ||
switchdev | ||
tipc | ||
tls | ||
unix | ||
vmw_vsock | ||
wimax | ||
wireless | ||
x25 | ||
xdp | ||
xfrm | ||
Kconfig | -rw-r--r-- | 14.1 KB |
Makefile | -rw-r--r-- | 2.5 KB |
compat.c | -rw-r--r-- | 22.9 KB |
socket.c | -rw-r--r-- | 95.7 KB |
sysctl_net.c | -rw-r--r-- | 3.0 KB |
Computing file changes ...