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openwrtv4/package/kernel/mac80211/patches/007-revert-genetlink-changes.patch
Felix Fietkau 649e766a64 mac80211: update to wireless-testing 2017-01-31 
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-02-06 12:27:12 +01:00

266 lines
8.3 KiB
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--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -32,8 +32,22 @@ static int nl80211_crypto_settings(struc
struct cfg80211_crypto_settings *settings,
int cipher_limit);
+static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+static void nl80211_post_doit(const struct genl_ops *ops, struct sk_buff *skb,
+ struct genl_info *info);
+
/* the netlink family */
-static struct genl_family nl80211_fam;
+static struct genl_family nl80211_fam = {
+ .id = GENL_ID_GENERATE, /* don't bother with a hardcoded ID */
+ .name = NL80211_GENL_NAME, /* have users key off the name instead */
+ .hdrsize = 0, /* no private header */
+ .version = 1, /* no particular meaning now */
+ .maxattr = NL80211_ATTR_MAX,
+ .netnsok = true,
+ .pre_doit = nl80211_pre_doit,
+ .post_doit = nl80211_post_doit,
+};
/* multicast groups */
enum nl80211_multicast_groups {
@@ -549,14 +563,13 @@ static int nl80211_prepare_wdev_dump(str
if (!cb->args[0]) {
err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
- genl_family_attrbuf(&nl80211_fam),
- nl80211_fam.maxattr, nl80211_policy);
+ nl80211_fam.attrbuf, nl80211_fam.maxattr,
+ nl80211_policy);
if (err)
goto out_unlock;
- *wdev = __cfg80211_wdev_from_attrs(
- sock_net(skb->sk),
- genl_family_attrbuf(&nl80211_fam));
+ *wdev = __cfg80211_wdev_from_attrs(sock_net(skb->sk),
+ nl80211_fam.attrbuf);
if (IS_ERR(*wdev)) {
err = PTR_ERR(*wdev);
goto out_unlock;
@@ -1903,7 +1916,7 @@ static int nl80211_dump_wiphy_parse(stru
struct netlink_callback *cb,
struct nl80211_dump_wiphy_state *state)
{
- struct nlattr **tb = genl_family_attrbuf(&nl80211_fam);
+ struct nlattr **tb = nl80211_fam.attrbuf;
int ret = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
tb, nl80211_fam.maxattr, nl80211_policy);
/* ignore parse errors for backward compatibility */
@@ -7733,7 +7746,6 @@ static int nl80211_send_survey(struct sk
static int nl80211_dump_survey(struct sk_buff *skb, struct netlink_callback *cb)
{
- struct nlattr **attrbuf = genl_family_attrbuf(&nl80211_fam);
struct survey_info survey;
struct cfg80211_registered_device *rdev;
struct wireless_dev *wdev;
@@ -7746,7 +7758,7 @@ static int nl80211_dump_survey(struct sk
return res;
/* prepare_wdev_dump parsed the attributes */
- radio_stats = attrbuf[NL80211_ATTR_SURVEY_RADIO_STATS];
+ radio_stats = nl80211_fam.attrbuf[NL80211_ATTR_SURVEY_RADIO_STATS];
if (!wdev->netdev) {
res = -EINVAL;
@@ -8594,14 +8606,14 @@ static int nl80211_testmode_dump(struct
*/
phy_idx = cb->args[0] - 1;
} else {
- struct nlattr **attrbuf = genl_family_attrbuf(&nl80211_fam);
-
err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
- attrbuf, nl80211_fam.maxattr, nl80211_policy);
+ nl80211_fam.attrbuf, nl80211_fam.maxattr,
+ nl80211_policy);
if (err)
goto out_err;
- rdev = __cfg80211_rdev_from_attrs(sock_net(skb->sk), attrbuf);
+ rdev = __cfg80211_rdev_from_attrs(sock_net(skb->sk),
+ nl80211_fam.attrbuf);
if (IS_ERR(rdev)) {
err = PTR_ERR(rdev);
goto out_err;
@@ -8609,8 +8621,9 @@ static int nl80211_testmode_dump(struct
phy_idx = rdev->wiphy_idx;
rdev = NULL;
- if (attrbuf[NL80211_ATTR_TESTDATA])
- cb->args[1] = (long)attrbuf[NL80211_ATTR_TESTDATA];
+ if (nl80211_fam.attrbuf[NL80211_ATTR_TESTDATA])
+ cb->args[1] =
+ (long)nl80211_fam.attrbuf[NL80211_ATTR_TESTDATA];
}
if (cb->args[1]) {
@@ -10814,7 +10827,8 @@ static int handle_nan_filter(struct nlat
i = 0;
nla_for_each_nested(attr, attr_filter, rem) {
- filter[i].filter = nla_memdup(attr, GFP_KERNEL);
+ filter[i].filter = kmemdup(nla_data(attr), nla_len(attr),
+ GFP_KERNEL);
filter[i].len = nla_len(attr);
i++;
}
@@ -11450,7 +11464,6 @@ static int nl80211_prepare_vendor_dump(s
struct cfg80211_registered_device **rdev,
struct wireless_dev **wdev)
{
- struct nlattr **attrbuf = genl_family_attrbuf(&nl80211_fam);
u32 vid, subcmd;
unsigned int i;
int vcmd_idx = -1;
@@ -11486,28 +11499,31 @@ static int nl80211_prepare_vendor_dump(s
}
err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
- attrbuf, nl80211_fam.maxattr, nl80211_policy);
+ nl80211_fam.attrbuf, nl80211_fam.maxattr,
+ nl80211_policy);
if (err)
goto out_unlock;
- if (!attrbuf[NL80211_ATTR_VENDOR_ID] ||
- !attrbuf[NL80211_ATTR_VENDOR_SUBCMD]) {
+ if (!nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_ID] ||
+ !nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_SUBCMD]) {
err = -EINVAL;
goto out_unlock;
}
- *wdev = __cfg80211_wdev_from_attrs(sock_net(skb->sk), attrbuf);
+ *wdev = __cfg80211_wdev_from_attrs(sock_net(skb->sk),
+ nl80211_fam.attrbuf);
if (IS_ERR(*wdev))
*wdev = NULL;
- *rdev = __cfg80211_rdev_from_attrs(sock_net(skb->sk), attrbuf);
+ *rdev = __cfg80211_rdev_from_attrs(sock_net(skb->sk),
+ nl80211_fam.attrbuf);
if (IS_ERR(*rdev)) {
err = PTR_ERR(*rdev);
goto out_unlock;
}
- vid = nla_get_u32(attrbuf[NL80211_ATTR_VENDOR_ID]);
- subcmd = nla_get_u32(attrbuf[NL80211_ATTR_VENDOR_SUBCMD]);
+ vid = nla_get_u32(nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_ID]);
+ subcmd = nla_get_u32(nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_SUBCMD]);
for (i = 0; i < (*rdev)->wiphy.n_vendor_commands; i++) {
const struct wiphy_vendor_command *vcmd;
@@ -11531,9 +11547,9 @@ static int nl80211_prepare_vendor_dump(s
goto out_unlock;
}
- if (attrbuf[NL80211_ATTR_VENDOR_DATA]) {
- data = nla_data(attrbuf[NL80211_ATTR_VENDOR_DATA]);
- data_len = nla_len(attrbuf[NL80211_ATTR_VENDOR_DATA]);
+ if (nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_DATA]) {
+ data = nla_data(nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_DATA]);
+ data_len = nla_len(nl80211_fam.attrbuf[NL80211_ATTR_VENDOR_DATA]);
}
/* 0 is the first index - add 1 to parse only once */
@@ -12795,21 +12811,6 @@ static __genl_const struct genl_ops nl80
},
};
-static struct genl_family nl80211_fam __ro_after_init = {
- .name = NL80211_GENL_NAME, /* have users key off the name instead */
- .hdrsize = 0, /* no private header */
- .version = 1, /* no particular meaning now */
- .maxattr = NL80211_ATTR_MAX,
- .netnsok = true,
- .pre_doit = nl80211_pre_doit,
- .post_doit = nl80211_post_doit,
- .module = THIS_MODULE,
- .ops = nl80211_ops,
- .n_ops = ARRAY_SIZE(nl80211_ops),
- .mcgrps = nl80211_mcgrps,
- .n_mcgrps = ARRAY_SIZE(nl80211_mcgrps),
-};
-
/* notification functions */
void nl80211_notify_wiphy(struct cfg80211_registered_device *rdev,
@@ -14759,11 +14760,12 @@ void nl80211_send_ap_stopped(struct wire
/* initialisation/exit functions */
-int __init nl80211_init(void)
+int nl80211_init(void)
{
int err;
- err = genl_register_family(&nl80211_fam);
+ err = genl_register_family_with_ops_groups(&nl80211_fam, nl80211_ops,
+ nl80211_mcgrps);
if (err)
return err;
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -587,8 +587,15 @@ struct hwsim_radiotap_ack_hdr {
__le16 rt_chbitmask;
} __packed;
-/* MAC80211_HWSIM netlink family */
-static struct genl_family hwsim_genl_family;
+/* MAC80211_HWSIM netlinf family */
+static struct genl_family hwsim_genl_family = {
+ .id = GENL_ID_GENERATE,
+ .hdrsize = 0,
+ .name = "MAC80211_HWSIM",
+ .version = 1,
+ .maxattr = HWSIM_ATTR_MAX,
+ .netnsok = true,
+};
enum hwsim_multicast_groups {
HWSIM_MCGRP_CONFIG,
@@ -3250,18 +3257,6 @@ static __genl_const struct genl_ops hwsi
},
};
-static struct genl_family hwsim_genl_family __ro_after_init = {
- .name = "MAC80211_HWSIM",
- .version = 1,
- .maxattr = HWSIM_ATTR_MAX,
- .netnsok = true,
- .module = THIS_MODULE,
- .ops = hwsim_ops,
- .n_ops = ARRAY_SIZE(hwsim_ops),
- .mcgrps = hwsim_mcgrps,
- .n_mcgrps = ARRAY_SIZE(hwsim_mcgrps),
-};
-
static void destroy_radio(struct work_struct *work)
{
struct mac80211_hwsim_data *data =
@@ -3309,13 +3304,15 @@ static struct notifier_block hwsim_netli
.notifier_call = mac80211_hwsim_netlink_notify,
};
-static int __init hwsim_init_netlink(void)
+static int hwsim_init_netlink(void)
{
int rc;
printk(KERN_INFO "mac80211_hwsim: initializing netlink\n");
- rc = genl_register_family(&hwsim_genl_family);
+ rc = genl_register_family_with_ops_groups(&hwsim_genl_family,
+ hwsim_ops,
+ hwsim_mcgrps);
if (rc)
goto failure;
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