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author | Jakub Kicinski <kuba@kernel.org> | 2023-01-25 15:05:19 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2023-01-27 12:24:32 +0000 |
commit | 04007961bfaf76894b65de2af67f96d9d1fa82cf (patch) | |
tree | 2bd61f7a84e4eaa7a42bc5b9f1249f3e9ccd9fb2 /net/ethtool/wol.c | |
parent | 99132b6eb7927a549351f57638a1d560039f06f9 (diff) | |
download | linux-stable-04007961bfaf76894b65de2af67f96d9d1fa82cf.tar.gz linux-stable-04007961bfaf76894b65de2af67f96d9d1fa82cf.tar.bz2 linux-stable-04007961bfaf76894b65de2af67f96d9d1fa82cf.zip |
ethtool: netlink: convert commands to common SET
Convert all SET commands where new common code is applicable.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ethtool/wol.c')
-rw-r--r-- | net/ethtool/wol.c | 79 |
1 files changed, 33 insertions, 46 deletions
diff --git a/net/ethtool/wol.c b/net/ethtool/wol.c index 88f435e76481..a4a43d9e6e9d 100644 --- a/net/ethtool/wol.c +++ b/net/ethtool/wol.c @@ -82,18 +82,6 @@ static int wol_fill_reply(struct sk_buff *skb, return 0; } -const struct ethnl_request_ops ethnl_wol_request_ops = { - .request_cmd = ETHTOOL_MSG_WOL_GET, - .reply_cmd = ETHTOOL_MSG_WOL_GET_REPLY, - .hdr_attr = ETHTOOL_A_WOL_HEADER, - .req_info_size = sizeof(struct wol_req_info), - .reply_data_size = sizeof(struct wol_reply_data), - - .prepare_data = wol_prepare_data, - .reply_size = wol_reply_size, - .fill_reply = wol_fill_reply, -}; - /* WOL_SET */ const struct nla_policy ethnl_wol_set_policy[] = { @@ -104,67 +92,66 @@ const struct nla_policy ethnl_wol_set_policy[] = { .len = SOPASS_MAX }, }; -int ethnl_set_wol(struct sk_buff *skb, struct genl_info *info) +static int +ethnl_set_wol_validate(struct ethnl_req_info *req_info, struct genl_info *info) +{ + const struct ethtool_ops *ops = req_info->dev->ethtool_ops; + + return ops->get_wol && ops->set_wol ? 1 : -EOPNOTSUPP; +} + +static int +ethnl_set_wol(struct ethnl_req_info *req_info, struct genl_info *info) { struct ethtool_wolinfo wol = { .cmd = ETHTOOL_GWOL }; - struct ethnl_req_info req_info = {}; + struct net_device *dev = req_info->dev; struct nlattr **tb = info->attrs; - struct net_device *dev; bool mod = false; int ret; - ret = ethnl_parse_header_dev_get(&req_info, tb[ETHTOOL_A_WOL_HEADER], - genl_info_net(info), info->extack, - true); - if (ret < 0) - return ret; - dev = req_info.dev; - ret = -EOPNOTSUPP; - if (!dev->ethtool_ops->get_wol || !dev->ethtool_ops->set_wol) - goto out_dev; - - rtnl_lock(); - ret = ethnl_ops_begin(dev); - if (ret < 0) - goto out_rtnl; - dev->ethtool_ops->get_wol(dev, &wol); ret = ethnl_update_bitset32(&wol.wolopts, WOL_MODE_COUNT, tb[ETHTOOL_A_WOL_MODES], wol_mode_names, info->extack, &mod); if (ret < 0) - goto out_ops; + return ret; if (wol.wolopts & ~wol.supported) { NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_WOL_MODES], "cannot enable unsupported WoL mode"); - ret = -EINVAL; - goto out_ops; + return -EINVAL; } if (tb[ETHTOOL_A_WOL_SOPASS]) { if (!(wol.supported & WAKE_MAGICSECURE)) { NL_SET_ERR_MSG_ATTR(info->extack, tb[ETHTOOL_A_WOL_SOPASS], "magicsecure not supported, cannot set password"); - ret = -EINVAL; - goto out_ops; + return -EINVAL; } ethnl_update_binary(wol.sopass, sizeof(wol.sopass), tb[ETHTOOL_A_WOL_SOPASS], &mod); } if (!mod) - goto out_ops; + return 0; ret = dev->ethtool_ops->set_wol(dev, &wol); if (ret) - goto out_ops; + return ret; dev->wol_enabled = !!wol.wolopts; - ethtool_notify(dev, ETHTOOL_MSG_WOL_NTF, NULL); - -out_ops: - ethnl_ops_complete(dev); -out_rtnl: - rtnl_unlock(); -out_dev: - ethnl_parse_header_dev_put(&req_info); - return ret; + return 1; } + +const struct ethnl_request_ops ethnl_wol_request_ops = { + .request_cmd = ETHTOOL_MSG_WOL_GET, + .reply_cmd = ETHTOOL_MSG_WOL_GET_REPLY, + .hdr_attr = ETHTOOL_A_WOL_HEADER, + .req_info_size = sizeof(struct wol_req_info), + .reply_data_size = sizeof(struct wol_reply_data), + + .prepare_data = wol_prepare_data, + .reply_size = wol_reply_size, + .fill_reply = wol_fill_reply, + + .set_validate = ethnl_set_wol_validate, + .set = ethnl_set_wol, + .set_ntf_cmd = ETHTOOL_MSG_WOL_NTF, +}; |