commit | 9305706c2e808ae59f1eb201867f82f1ddf6d7a6 | [log] [tgz] |
---|---|---|
author | Edward Cree <ecree@solarflare.com> | Fri Jul 21 14:37:34 2017 +0100 |
committer | David S. Miller <davem@davemloft.net> | Mon Jul 24 14:02:55 2017 -0700 |
tree | d90dcd6dc8670134778a891336b3b3c29f86c51a | |
parent | 545722cb0fc993226a01844fb27cf832459eb1c0 [diff] |
bpf/verifier: fix min/max handling in BPF_SUB 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: 484611357c19 ("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>