diff options
| author | gushengxian <gushengxian@yulong.com> | 2021-06-26 04:56:06 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-19 09:44:55 +0200 |
| commit | e83f312114a01b0a76a85e26a475bc780fd35d23 (patch) | |
| tree | e00b857e94649fe10171c3473bc59eadb27166f9 /include/net/flow_offload.h | |
| parent | a61af0114118147a52757bd4738f897099f3c846 (diff) | |
flow_offload: action should not be NULL when it is referenced
[ Upstream commit 9ea3e52c5bc8bb4a084938dc1e3160643438927a ]
"action" should not be NULL when it is referenced.
Signed-off-by: gushengxian <13145886936@163.com>
Signed-off-by: gushengxian <gushengxian@yulong.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/net/flow_offload.h')
| -rw-r--r-- | include/net/flow_offload.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h index 123b1e9ea304..161b90979038 100644 --- a/include/net/flow_offload.h +++ b/include/net/flow_offload.h @@ -312,12 +312,14 @@ flow_action_mixed_hw_stats_check(const struct flow_action *action, if (flow_offload_has_one_action(action)) return true; - flow_action_for_each(i, action_entry, action) { - if (i && action_entry->hw_stats != last_hw_stats) { - NL_SET_ERR_MSG_MOD(extack, "Mixing HW stats types for actions is not supported"); - return false; + if (action) { + flow_action_for_each(i, action_entry, action) { + if (i && action_entry->hw_stats != last_hw_stats) { + NL_SET_ERR_MSG_MOD(extack, "Mixing HW stats types for actions is not supported"); + return false; + } + last_hw_stats = action_entry->hw_stats; } - last_hw_stats = action_entry->hw_stats; } return true; } |