mac80211: sync with master branch as of 9edff13abd97

Includes the following changes:
9edff13abd mac80211: disable potentially harmful PS software retry for A-MPDU sessions
75216a76b0 mac80211: backport upstream fix for CSA in IBSS mode
368cc8ef47 mac80211: update brcmfmac backporting brcmf_err cleanups
66a63d25c4 mac80211: fix build on linux 3.18
9eacb9d7fc rt2x00: mt7620: lots of improvements
fd94fa61a7 mac80211: brcmfmac: update Raspberry Pi patches for linux 4.9
649e766a64 mac80211: update to wireless-testing 2017-01-31
47540afa5d ath9k: add a warning to the tx99 config option
b367eef21d mac80211: rt2x00: add support for external LNA on MT7620
9200e168f2 mac80211: move (& update) upstream accepted brcmfmac patches

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 266 insertions, 0 deletions

diff --git a/package/kernel/mac80211/patches/007-revert-genetlink-changes.patch b/package/kernel/mac80211/patches/007-revert-genetlink-changes.patch
new file mode 100644
index 0000000000..1a85106bc2
--- /dev/null
+++ b/package/kernel/mac80211/patches/007-revert-genetlink-changes.patch
@@ -0,0 +1,266 @@
+--- 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;
+