Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
  net: Fix a memmove bug in dev_gro_receive()
  net sched: fix some kernel memory leaks
  netfilter: {ip,ip6,arp}_tables: avoid lockdep false positive
  Revert "netlink: netlink_recvmsg() fix"
  ipv6: remove sysctl jiffies conversion on gc_elasticity and min_adv_mss
  xfrm: Use GFP_ATOMIC in xfrm_compile_policy
  ath5k: disable ASPM L0s for all cards
  ath9k_htc: load proper firmware for device ID 7015
  wl1251: fix trigger scan timeout usage
  ath9k_htc: Fix disconnect issue in HT40 mode.
  ath9k_htc: fix panic on packet injection using airbase-ng tool.
  ipw2100: register pm_qos request before registering pci driver

drivers/net/wireless/ath/ath5k/base.c

@@ -48,6 +48,7 @@
 #include <linux/netdevice.h>
 #include <linux/cache.h>
 #include <linux/pci.h>
+#include <linux/pci-aspm.h>
 #include <linux/ethtool.h>
 #include <linux/uaccess.h>
 #include <linux/slab.h>
@@ -476,6 +477,26 @@ ath5k_pci_probe(struct pci_dev *pdev,
 	int ret;
 	u8 csz;
 
+	/*
+	 * L0s needs to be disabled on all ath5k cards.
+	 *
+	 * For distributions shipping with CONFIG_PCIEASPM (this will be enabled
+	 * by default in the future in 2.6.36) this will also mean both L1 and
+	 * L0s will be disabled when a pre 1.1 PCIe device is detected. We do
+	 * know L1 works correctly even for all ath5k pre 1.1 PCIe devices
+	 * though but cannot currently undue the effect of a blacklist, for
+	 * details you can read pcie_aspm_sanity_check() and see how it adjusts
+	 * the device link capability.
+	 *
+	 * It may be possible in the future to implement some PCI API to allow
+	 * drivers to override blacklists for pre 1.1 PCIe but for now it is
+	 * best to accept that both L0s and L1 will be disabled completely for
+	 * distributions shipping with CONFIG_PCIEASPM rather than having this
+	 * issue present. Motivation for adding this new API will be to help
+	 * with power consumption for some of these devices.
+	 */
+	pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S);
+
 	ret = pci_enable_device(pdev);
 	if (ret) {
 		dev_err(&pdev->dev, "can't enable device\n");

drivers/net/wireless/ath/ath9k/eeprom.h

@@ -191,6 +191,7 @@
 #define AR9287_EEP_NO_BACK_VER       AR9287_EEP_MINOR_VER_1
 
 #define AR9287_EEP_START_LOC            128
+#define AR9287_HTC_EEP_START_LOC        256
 #define AR9287_NUM_2G_CAL_PIERS         3
 #define AR9287_NUM_2G_CCK_TARGET_POWERS 3
 #define AR9287_NUM_2G_20_TARGET_POWERS  3

drivers/net/wireless/ath/ath9k/eeprom_9287.c

@@ -34,9 +34,14 @@ static bool ath9k_hw_ar9287_fill_eeprom(struct ath_hw *ah)
 	struct ar9287_eeprom *eep = &ah->eeprom.map9287;
 	struct ath_common *common = ath9k_hw_common(ah);
 	u16 *eep_data;
-	int addr, eep_start_loc = AR9287_EEP_START_LOC;
+	int addr, eep_start_loc;
 	eep_data = (u16 *)eep;
 
+	if (ah->hw_version.devid == 0x7015)
+		eep_start_loc = AR9287_HTC_EEP_START_LOC;
+	else
+		eep_start_loc = AR9287_EEP_START_LOC;
+
 	if (!ath9k_hw_use_flash(ah)) {
 		ath_print(common, ATH_DBG_EEPROM,
 			  "Reading from EEPROM, not flash\n");

drivers/net/wireless/ath/ath9k/hif_usb.c

@@ -799,7 +799,7 @@ static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev)
 	}
 	kfree(buf);
 
-	if (hif_dev->device_id == 0x7010)
+	if ((hif_dev->device_id == 0x7010) || (hif_dev->device_id == 0x7015))
 		firm_offset = AR7010_FIRMWARE_TEXT;
 	else
 		firm_offset = AR9271_FIRMWARE_TEXT;
@@ -901,6 +901,7 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface,
 
 	switch(hif_dev->device_id) {
 	case 0x7010:
+	case 0x7015:
 	case 0x9018:
 		if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x0202)
 			hif_dev->fw_name = FIRMWARE_AR7010_1_1;
@@ -912,11 +913,6 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface,
 		break;
 	}
 
-	if (!hif_dev->fw_name) {
-		dev_err(&udev->dev, "Can't determine firmware !\n");
-		goto err_htc_hw_alloc;
-	}
-
 	ret = ath9k_hif_usb_dev_init(hif_dev);
 	if (ret) {
 		ret = -EINVAL;

drivers/net/wireless/ath/ath9k/htc_drv_init.c

@@ -245,6 +245,7 @@ static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid)
 
 	switch(devid) {
 	case 0x7010:
+	case 0x7015:
 	case 0x9018:
 		priv->htc->credits = 45;
 		break;

drivers/net/wireless/ath/ath9k/htc_drv_main.c

@@ -366,7 +366,8 @@ static void ath9k_htc_setup_rate(struct ath9k_htc_priv *priv,
 		caps = WLAN_RC_HT_FLAG;
 		if (sta->ht_cap.mcs.rx_mask[1])
 			caps |= WLAN_RC_DS_FLAG;
-		if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
+		if ((sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) &&
+		     (conf_is_ht40(&priv->hw->conf)))
 			caps |= WLAN_RC_40_FLAG;
 		if (conf_is_ht40(&priv->hw->conf) &&
 		    (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40))

drivers/net/wireless/ath/ath9k/htc_drv_txrx.c

@@ -78,18 +78,23 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
 	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
 	struct ieee80211_sta *sta = tx_info->control.sta;
 	struct ath9k_htc_sta *ista;
-	struct ath9k_htc_vif *avp;
 	struct ath9k_htc_tx_ctl tx_ctl;
 	enum htc_endpoint_id epid;
 	u16 qnum;
 	__le16 fc;
 	u8 *tx_fhdr;
-	u8 sta_idx;
+	u8 sta_idx, vif_idx;
 
 	hdr = (struct ieee80211_hdr *) skb->data;
 	fc = hdr->frame_control;
 
-	avp = (struct ath9k_htc_vif *) tx_info->control.vif->drv_priv;
+	if (tx_info->control.vif &&
+			(struct ath9k_htc_vif *) tx_info->control.vif->drv_priv)
+		vif_idx = ((struct ath9k_htc_vif *)
+				tx_info->control.vif->drv_priv)->index;
+	else
+		vif_idx = priv->nvifs;
+
 	if (sta) {
 		ista = (struct ath9k_htc_sta *) sta->drv_priv;
 		sta_idx = ista->index;
@@ -106,7 +111,7 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
 		memset(&tx_hdr, 0, sizeof(struct tx_frame_hdr));
 
 		tx_hdr.node_idx = sta_idx;
-		tx_hdr.vif_idx = avp->index;
+		tx_hdr.vif_idx = vif_idx;
 
 		if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
 			tx_ctl.type = ATH9K_HTC_AMPDU;
@@ -169,7 +174,7 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
 		tx_ctl.type = ATH9K_HTC_NORMAL;
 
 		mgmt_hdr.node_idx = sta_idx;
-		mgmt_hdr.vif_idx = avp->index;
+		mgmt_hdr.vif_idx = vif_idx;
 		mgmt_hdr.tidno = 0;
 		mgmt_hdr.flags = 0;
 

drivers/net/wireless/ath/ath9k/reg.h

@@ -899,6 +899,7 @@
 
 #define AR_DEVID_7010(_ah) \
 	(((_ah)->hw_version.devid == 0x7010) || \
+	 ((_ah)->hw_version.devid == 0x7015) || \
 	 ((_ah)->hw_version.devid == 0x9018))
 
 #define AR_RADIO_SREV_MAJOR                   0xf0

drivers/net/wireless/ipw2x00/ipw2100.c

@@ -6665,12 +6665,13 @@ static int __init ipw2100_init(void)
 	printk(KERN_INFO DRV_NAME ": %s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
 	printk(KERN_INFO DRV_NAME ": %s\n", DRV_COPYRIGHT);
 
+	pm_qos_add_request(&ipw2100_pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
+			   PM_QOS_DEFAULT_VALUE);
+
 	ret = pci_register_driver(&ipw2100_pci_driver);
 	if (ret)
 		goto out;
 
-	pm_qos_add_request(&ipw2100_pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
-			   PM_QOS_DEFAULT_VALUE);
 #ifdef CONFIG_IPW2100_DEBUG
 	ipw2100_debug_level = debug;
 	ret = driver_create_file(&ipw2100_pci_driver.driver,

drivers/net/wireless/wl12xx/wl1251_cmd.c

@@ -484,7 +484,7 @@ int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout)
 
 	cmd->timeout = timeout;
 
-	ret = wl1251_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd));
+	ret = wl1251_cmd_send(wl, CMD_TRIGGER_SCAN_TO, cmd, sizeof(*cmd));
 	if (ret < 0) {
 		wl1251_error("cmd trigger scan to failed: %d", ret);
 		goto out;

net/core/dev.c

@@ -3143,7 +3143,7 @@ pull:
 			put_page(skb_shinfo(skb)->frags[0].page);
 			memmove(skb_shinfo(skb)->frags,
 				skb_shinfo(skb)->frags + 1,
-				--skb_shinfo(skb)->nr_frags);
+				--skb_shinfo(skb)->nr_frags * sizeof(skb_frag_t));
 		}
 	}
 

net/ipv4/netfilter/arp_tables.c

@@ -735,6 +735,7 @@ static void get_counters(const struct xt_table_info *t,
 		if (cpu == curcpu)
 			continue;
 		i = 0;
+		local_bh_disable();
 		xt_info_wrlock(cpu);
 		xt_entry_foreach(iter, t->entries[cpu], t->size) {
 			ADD_COUNTER(counters[i], iter->counters.bcnt,
@@ -742,6 +743,7 @@ static void get_counters(const struct xt_table_info *t,
 			++i;
 		}
 		xt_info_wrunlock(cpu);
+		local_bh_enable();
 	}
 	put_cpu();
 }

net/ipv4/netfilter/ip_tables.c

@@ -909,6 +909,7 @@ get_counters(const struct xt_table_info *t,
 		if (cpu == curcpu)
 			continue;
 		i = 0;
+		local_bh_disable();
 		xt_info_wrlock(cpu);
 		xt_entry_foreach(iter, t->entries[cpu], t->size) {
 			ADD_COUNTER(counters[i], iter->counters.bcnt,
@@ -916,6 +917,7 @@ get_counters(const struct xt_table_info *t,
 			++i; /* macro does multi eval of i */
 		}
 		xt_info_wrunlock(cpu);
+		local_bh_enable();
 	}
 	put_cpu();
 }

net/ipv6/netfilter/ip6_tables.c

@@ -922,6 +922,7 @@ get_counters(const struct xt_table_info *t,
 		if (cpu == curcpu)
 			continue;
 		i = 0;
+		local_bh_disable();
 		xt_info_wrlock(cpu);
 		xt_entry_foreach(iter, t->entries[cpu], t->size) {
 			ADD_COUNTER(counters[i], iter->counters.bcnt,
@@ -929,6 +930,7 @@ get_counters(const struct xt_table_info *t,
 			++i;
 		}
 		xt_info_wrunlock(cpu);
+		local_bh_enable();
 	}
 	put_cpu();
 }

net/ipv6/route.c

@@ -2580,7 +2580,7 @@ ctl_table ipv6_route_table_template[] = {
 		.data		=	&init_net.ipv6.sysctl.ip6_rt_gc_elasticity,
 		.maxlen		=	sizeof(int),
 		.mode		=	0644,
-		.proc_handler	=	proc_dointvec_jiffies,
+		.proc_handler	=	proc_dointvec,
 	},
 	{
 		.procname	=	"mtu_expires",
@@ -2594,7 +2594,7 @@ ctl_table ipv6_route_table_template[] = {
 		.data		=	&init_net.ipv6.sysctl.ip6_rt_min_advmss,
 		.maxlen		=	sizeof(int),
 		.mode		=	0644,
-		.proc_handler	=	proc_dointvec_jiffies,
+		.proc_handler	=	proc_dointvec,
 	},
 	{
 		.procname	=	"gc_min_interval_ms",

net/netlink/af_netlink.c

@@ -1406,7 +1406,7 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
 	struct netlink_sock *nlk = nlk_sk(sk);
 	int noblock = flags&MSG_DONTWAIT;
 	size_t copied;
-	struct sk_buff *skb;
+	struct sk_buff *skb, *frag __maybe_unused = NULL;
 	int err;
 
 	if (flags&MSG_OOB)
@@ -1441,21 +1441,7 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
 			kfree_skb(skb);
 			skb = compskb;
 		} else {
-			/*
-			 * Before setting frag_list to NULL, we must get a
-			 * private copy of skb if shared (because of MSG_PEEK)
-			 */
-			if (skb_shared(skb)) {
-				struct sk_buff *nskb;
-
-				nskb = pskb_copy(skb, GFP_KERNEL);
-				kfree_skb(skb);
-				skb = nskb;
-				err = -ENOMEM;
-				if (!skb)
-					goto out;
-			}
-			kfree_skb(skb_shinfo(skb)->frag_list);
+			frag = skb_shinfo(skb)->frag_list;
 			skb_shinfo(skb)->frag_list = NULL;
 		}
 	}
@@ -1492,6 +1478,10 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
 	if (flags & MSG_TRUNC)
 		copied = skb->len;
 
+#ifdef CONFIG_COMPAT_NETLINK_MESSAGES
+	skb_shinfo(skb)->frag_list = frag;
+#endif
+
 	skb_free_datagram(sk, skb);
 
 	if (nlk->cb && atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf / 2)

net/sched/act_gact.c

@@ -152,21 +152,24 @@ static int tcf_gact(struct sk_buff *skb, struct tc_action *a, struct tcf_result
 static int tcf_gact_dump(struct sk_buff *skb, struct tc_action *a, int bind, int ref)
 {
 	unsigned char *b = skb_tail_pointer(skb);
-	struct tc_gact opt;
 	struct tcf_gact *gact = a->priv;
+	struct tc_gact opt = {
+		.index   = gact->tcf_index,
+		.refcnt  = gact->tcf_refcnt - ref,
+		.bindcnt = gact->tcf_bindcnt - bind,
+		.action  = gact->tcf_action,
+	};
 	struct tcf_t t;
 
-	opt.index = gact->tcf_index;
-	opt.refcnt = gact->tcf_refcnt - ref;
-	opt.bindcnt = gact->tcf_bindcnt - bind;
-	opt.action = gact->tcf_action;
 	NLA_PUT(skb, TCA_GACT_PARMS, sizeof(opt), &opt);
 #ifdef CONFIG_GACT_PROB
 	if (gact->tcfg_ptype) {
-		struct tc_gact_p p_opt;
-		p_opt.paction = gact->tcfg_paction;
-		p_opt.pval = gact->tcfg_pval;
-		p_opt.ptype = gact->tcfg_ptype;
+		struct tc_gact_p p_opt = {
+			.paction = gact->tcfg_paction,
+			.pval    = gact->tcfg_pval,
+			.ptype   = gact->tcfg_ptype,
+		};
+
 		NLA_PUT(skb, TCA_GACT_PROB, sizeof(p_opt), &p_opt);
 	}
 #endif

net/sched/act_mirred.c

@@ -219,15 +219,16 @@ static int tcf_mirred_dump(struct sk_buff *skb, struct tc_action *a, int bind, i
 {
 	unsigned char *b = skb_tail_pointer(skb);
 	struct tcf_mirred *m = a->priv;
-	struct tc_mirred opt;
+	struct tc_mirred opt = {
+		.index   = m->tcf_index,
+		.action  = m->tcf_action,
+		.refcnt  = m->tcf_refcnt - ref,
+		.bindcnt = m->tcf_bindcnt - bind,
+		.eaction = m->tcfm_eaction,
+		.ifindex = m->tcfm_ifindex,
+	};
 	struct tcf_t t;
 
-	opt.index = m->tcf_index;
-	opt.action = m->tcf_action;
-	opt.refcnt = m->tcf_refcnt - ref;
-	opt.bindcnt = m->tcf_bindcnt - bind;
-	opt.eaction = m->tcfm_eaction;
-	opt.ifindex = m->tcfm_ifindex;
 	NLA_PUT(skb, TCA_MIRRED_PARMS, sizeof(opt), &opt);
 	t.install = jiffies_to_clock_t(jiffies - m->tcf_tm.install);
 	t.lastuse = jiffies_to_clock_t(jiffies - m->tcf_tm.lastuse);

net/sched/act_nat.c

@@ -272,19 +272,19 @@ static int tcf_nat_dump(struct sk_buff *skb, struct tc_action *a,
 {
 	unsigned char *b = skb_tail_pointer(skb);
 	struct tcf_nat *p = a->priv;
-	struct tc_nat opt;
+	struct tc_nat opt = {
+		.old_addr = p->old_addr,
+		.new_addr = p->new_addr,
+		.mask     = p->mask,
+		.flags    = p->flags,
+
+		.index    = p->tcf_index,
+		.action   = p->tcf_action,
+		.refcnt   = p->tcf_refcnt - ref,
+		.bindcnt  = p->tcf_bindcnt - bind,
+	};
 	struct tcf_t t;
 
-	opt.old_addr = p->old_addr;
-	opt.new_addr = p->new_addr;
-	opt.mask = p->mask;
-	opt.flags = p->flags;
-
-	opt.index = p->tcf_index;
-	opt.action = p->tcf_action;
-	opt.refcnt = p->tcf_refcnt - ref;
-	opt.bindcnt = p->tcf_bindcnt - bind;
-
 	NLA_PUT(skb, TCA_NAT_PARMS, sizeof(opt), &opt);
 	t.install = jiffies_to_clock_t(jiffies - p->tcf_tm.install);
 	t.lastuse = jiffies_to_clock_t(jiffies - p->tcf_tm.lastuse);

net/sched/act_simple.c

@@ -164,13 +164,14 @@ static inline int tcf_simp_dump(struct sk_buff *skb, struct tc_action *a,
 {
 	unsigned char *b = skb_tail_pointer(skb);
 	struct tcf_defact *d = a->priv;
-	struct tc_defact opt;
+	struct tc_defact opt = {
+		.index   = d->tcf_index,
+		.refcnt  = d->tcf_refcnt - ref,
+		.bindcnt = d->tcf_bindcnt - bind,
+		.action  = d->tcf_action,
+	};
 	struct tcf_t t;
 
-	opt.index = d->tcf_index;
-	opt.refcnt = d->tcf_refcnt - ref;
-	opt.bindcnt = d->tcf_bindcnt - bind;
-	opt.action = d->tcf_action;
 	NLA_PUT(skb, TCA_DEF_PARMS, sizeof(opt), &opt);
 	NLA_PUT_STRING(skb, TCA_DEF_DATA, d->tcfd_defdata);
 	t.install = jiffies_to_clock_t(jiffies - d->tcf_tm.install);

net/sched/act_skbedit.c

@@ -159,13 +159,14 @@ static inline int tcf_skbedit_dump(struct sk_buff *skb, struct tc_action *a,
 {
 	unsigned char *b = skb_tail_pointer(skb);
 	struct tcf_skbedit *d = a->priv;
-	struct tc_skbedit opt;
+	struct tc_skbedit opt = {
+		.index   = d->tcf_index,
+		.refcnt  = d->tcf_refcnt - ref,
+		.bindcnt = d->tcf_bindcnt - bind,
+		.action  = d->tcf_action,
+	};
 	struct tcf_t t;
 
-	opt.index = d->tcf_index;
-	opt.refcnt = d->tcf_refcnt - ref;
-	opt.bindcnt = d->tcf_bindcnt - bind;
-	opt.action = d->tcf_action;
 	NLA_PUT(skb, TCA_SKBEDIT_PARMS, sizeof(opt), &opt);
 	if (d->flags & SKBEDIT_F_PRIORITY)
 		NLA_PUT(skb, TCA_SKBEDIT_PRIORITY, sizeof(d->priority),

net/xfrm/xfrm_user.c

@@ -2504,7 +2504,7 @@ static struct xfrm_policy *xfrm_compile_policy(struct sock *sk, int opt,
 	if (p->dir > XFRM_POLICY_OUT)
 		return NULL;
 
-	xp = xfrm_policy_alloc(net, GFP_KERNEL);
+	xp = xfrm_policy_alloc(net, GFP_ATOMIC);
 	if (xp == NULL) {
 		*dir = -ENOBUFS;
 		return NULL;