Edward Cree 655da3da9b bpf/verifier: fix min/max handling in BPF_SUB ...

[ Upstream commit 9305706c2e ]

We have to subtract the src max from the dst min, and vice-versa, since
 (e.g.) the smallest result comes from the largest subtrahend.

Fixes: 484611357c ("bpf: allow access into map value arrays")
Signed-off-by: Edward Cree <ecree@solarflare.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2017-08-30 10:21:44 +02:00

..

arraymap.c

bpf: don't trigger OOM killer under pressure with map alloc

2017-07-05 14:40:21 +02:00

core.c

bpf: clean up put_cpu_var usage

2016-09-27 22:09:17 -04:00

hashtab.c

bpf: don't trigger OOM killer under pressure with map alloc

2017-07-05 14:40:21 +02:00

helpers.c

bpf: direct packet write and access for helpers for clsact progs

2016-09-20 23:32:11 -04:00

inode.c

fs: Replace CURRENT_TIME with current_time() for inode timestamps

2016-09-27 21:06:21 -04:00

Makefile

bpf: introduce percpu_freelist

2016-03-08 15:28:31 -05:00

percpu_freelist.c

bpf: introduce percpu_freelist

2016-03-08 15:28:31 -05:00

percpu_freelist.h

bpf: introduce percpu_freelist

2016-03-08 15:28:31 -05:00

stackmap.c

bpf: don't trigger OOM killer under pressure with map alloc

2017-07-05 14:40:21 +02:00

syscall.c

bpf: don't trigger OOM killer under pressure with map alloc

2017-07-05 14:40:21 +02:00

verifier.c

bpf/verifier: fix min/max handling in BPF_SUB

2017-08-30 10:21:44 +02:00