Merge commit 'origin/master' into next

Conflicts:
	include/linux/kvm.h

14 files changed, 85 insertions, 63 deletions

diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index e2c33c06190b..b36bf96eb502 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -297,8 +297,8 @@ static ssize_t cosa_write(struct file *file,
 static unsigned int cosa_poll(struct file *file, poll_table *poll);
 static int cosa_open(struct inode *inode, struct file *file);
 static int cosa_release(struct inode *inode, struct file *file);
-static int cosa_chardev_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg);
+static long cosa_chardev_ioctl(struct file *file, unsigned int cmd,
+				unsigned long arg);
 #ifdef COSA_FASYNC_WORKING
 static int cosa_fasync(struct inode *inode, struct file *file, int on);
 #endif
@@ -309,7 +309,7 @@ static const struct file_operations cosa_fops = {
 	.read		= cosa_read,
 	.write		= cosa_write,
 	.poll		= cosa_poll,
-	.ioctl		= cosa_chardev_ioctl,
+	.unlocked_ioctl	= cosa_chardev_ioctl,
 	.open		= cosa_open,
 	.release	= cosa_release,
 #ifdef COSA_FASYNC_WORKING
@@ -907,6 +907,7 @@ static ssize_t cosa_write(struct file *file,
 			current->state = TASK_RUNNING;
 			chan->tx_status = 1;
 			spin_unlock_irqrestore(&cosa->lock, flags);
+			up(&chan->wsem);
 			return -ERESTARTSYS;
 		}
 	}
@@ -1204,12 +1205,18 @@ static int cosa_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	return hdlc_ioctl(dev, ifr, cmd);
 }
 
-static int cosa_chardev_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg)
+static long cosa_chardev_ioctl(struct file *file, unsigned int cmd,
+							unsigned long arg)
 {
 	struct channel_data *channel = file->private_data;
-	struct cosa_data *cosa = channel->cosa;
-	return cosa_ioctl_common(cosa, channel, cmd, arg);
+	struct cosa_data *cosa;
+	long ret;
+
+	lock_kernel();
+	cosa = channel->cosa;
+	ret = cosa_ioctl_common(cosa, channel, cmd, arg);
+	unlock_kernel();
+	return ret;
 }
 
 
diff --git a/drivers/net/wan/dlci.c b/drivers/net/wan/dlci.c
index 15d353f268b5..421d0715310e 100644
--- a/drivers/net/wan/dlci.c
+++ b/drivers/net/wan/dlci.c
@@ -77,7 +77,7 @@ static int dlci_header(struct sk_buff *skb, struct net_device *dev,
 	dlp = netdev_priv(dev);
 
 	hdr.control = FRAD_I_UI;
-	switch(type)
+	switch (type)
 	{
 		case ETH_P_IP:
 			hdr.IP_NLPID = FRAD_P_IP;
@@ -130,7 +130,7 @@ static void dlci_receive(struct sk_buff *skb, struct net_device *dev)
 		dev->stats.rx_errors++;
 	}
 	else
-		switch(hdr->IP_NLPID)
+		switch (hdr->IP_NLPID)
 		{
 			case FRAD_P_PADDING:
 				if (hdr->NLPID != FRAD_P_SNAP)
@@ -208,7 +208,7 @@ static int dlci_config(struct net_device *dev, struct dlci_conf __user *conf, in
 
 	if (!get)
 	{
-		if(copy_from_user(&config, conf, sizeof(struct dlci_conf)))
+		if (copy_from_user(&config, conf, sizeof(struct dlci_conf)))
 			return -EFAULT;
 		if (config.flags & ~DLCI_VALID_FLAGS)
 			return(-EINVAL);
@@ -222,7 +222,7 @@ static int dlci_config(struct net_device *dev, struct dlci_conf __user *conf, in
 
 	if (get)
 	{
-		if(copy_to_user(conf, &dlp->config, sizeof(struct dlci_conf)))
+		if (copy_to_user(conf, &dlp->config, sizeof(struct dlci_conf)))
 			return -EFAULT;
 	}
 
@@ -238,7 +238,7 @@ static int dlci_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 
 	dlp = netdev_priv(dev);
 
-	switch(cmd)
+	switch (cmd)
 	{
 		case DLCI_GET_SLAVE:
 			if (!*(short *)(dev->dev_addr))
@@ -417,7 +417,7 @@ static int dlci_ioctl(unsigned int cmd, void __user *arg)
 	if (!capable(CAP_NET_ADMIN))
 		return(-EPERM);
 
-	if(copy_from_user(&add, arg, sizeof(struct dlci_add)))
+	if (copy_from_user(&add, arg, sizeof(struct dlci_add)))
 		return -EFAULT;
 
 	switch (cmd)
@@ -426,7 +426,7 @@ static int dlci_ioctl(unsigned int cmd, void __user *arg)
 			err = dlci_add(&add);
 
 			if (!err)
-				if(copy_to_user(arg, &add, sizeof(struct dlci_add)))
+				if (copy_to_user(arg, &add, sizeof(struct dlci_add)))
 					return -EFAULT;
 			break;
 
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 07d00b4cf48a..3f759daf3ca4 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -1128,7 +1128,7 @@ done:
         init_timer(&dpriv->timer);
         dpriv->timer.expires = jiffies + 10*HZ;
         dpriv->timer.data = (unsigned long)dev;
-        dpriv->timer.function = &dscc4_timer;
+	dpriv->timer.function = dscc4_timer;
         add_timer(&dpriv->timer);
 	netif_carrier_on(dev);
 
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index beda387f2fc7..9bc2e3649157 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -1346,8 +1346,8 @@ do_bottom_half_tx(struct fst_card_info *card)
 
 		dev = port_to_dev(port);
 		while (!(FST_RDB(card, txDescrRing[pi][port->txpos].bits) &
-			 DMA_OWN)
-		       && !(card->dmatx_in_progress)) {
+			 DMA_OWN) &&
+		       !(card->dmatx_in_progress)) {
 			/*
 			 * There doesn't seem to be a txdone event per-se
 			 * We seem to have to deduce it, by checking the DMA_OWN
@@ -1379,8 +1379,8 @@ do_bottom_half_tx(struct fst_card_info *card)
 				 */
 				FST_WRW(card, txDescrRing[pi][port->txpos].bcnt,
 					cnv_bcnt(skb->len));
-				if ((skb->len < FST_MIN_DMA_LEN)
-				    || (card->family == FST_FAMILY_TXP)) {
+				if ((skb->len < FST_MIN_DMA_LEN) ||
+				    (card->family == FST_FAMILY_TXP)) {
 					/* Enqueue the packet with normal io */
 					memcpy_toio(card->mem +
 						    BUF_OFFSET(txBuffer[pi]
@@ -2030,8 +2030,8 @@ fst_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 		/* Sanity check the parameters. We don't support partial writes
 		 * when going over the top
 		 */
-		if (wrthdr.size > FST_MEMSIZE || wrthdr.offset > FST_MEMSIZE
-		    || wrthdr.size + wrthdr.offset > FST_MEMSIZE) {
+		if (wrthdr.size > FST_MEMSIZE || wrthdr.offset > FST_MEMSIZE ||
+		    wrthdr.size + wrthdr.offset > FST_MEMSIZE) {
 			return -ENXIO;
 		}
 
diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c
index cc07236ea734..9937bbab938d 100644
--- a/drivers/net/wan/hdlc.c
+++ b/drivers/net/wan/hdlc.c
@@ -57,7 +57,7 @@ static int hdlc_rcv(struct sk_buff *skb, struct net_device *dev,
 {
 	struct hdlc_device *hdlc = dev_to_hdlc(dev);
 
-	if (dev_net(dev) != &init_net) {
+	if (!net_eq(dev_net(dev), &init_net)) {
 		kfree_skb(skb);
 		return 0;
 	}
@@ -102,7 +102,7 @@ static int hdlc_device_event(struct notifier_block *this, unsigned long event,
 	unsigned long flags;
 	int on;
 
-	if (dev_net(dev) != &init_net)
+	if (!net_eq(dev_net(dev), &init_net))
 		return NOTIFY_DONE;
 
 	if (!(dev->priv_flags & IFF_WAN_HDLC))
diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
index 840cff72a0f1..a7d4fc1a03a2 100644
--- a/drivers/net/wan/hdlc_fr.c
+++ b/drivers/net/wan/hdlc_fr.c
@@ -1214,10 +1214,10 @@ static int fr_ioctl(struct net_device *dev, struct ifreq *ifr)
 		return 0;
 
 	case IF_PROTO_FR:
-		if(!capable(CAP_NET_ADMIN))
+		if (!capable(CAP_NET_ADMIN))
 			return -EPERM;
 
-		if(dev->flags & IFF_UP)
+		if (dev->flags & IFF_UP)
 			return -EBUSY;
 
 		if (copy_from_user(&new_settings, fr_s, size))
@@ -1263,7 +1263,7 @@ static int fr_ioctl(struct net_device *dev, struct ifreq *ifr)
 		if (dev_to_hdlc(dev)->proto != &proto) /* Different proto */
 			return -EINVAL;
 
-		if(!capable(CAP_NET_ADMIN))
+		if (!capable(CAP_NET_ADMIN))
 			return -EPERM;
 
 		if (copy_from_user(&pvc, ifr->ifr_settings.ifs_ifsu.fr_pvc,
diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index 15002c3d0d95..74164d29524c 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -218,7 +218,7 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 	/* We want a fast IRQ for this device. Actually we'd like an even faster
 	   IRQ ;) - This is one driver RtLinux is made for */
 
-	if (request_irq(irq, &z8530_interrupt, IRQF_DISABLED,
+	if (request_irq(irq, z8530_interrupt, IRQF_DISABLED,
 			"Hostess SV11", sv) < 0) {
 		printk(KERN_WARNING "hostess: IRQ %d already in use.\n", irq);
 		goto err_irq;
diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c
index 7ea71b33d2e9..2ebe935d1058 100644
--- a/drivers/net/wan/lmc/lmc_main.c
+++ b/drivers/net/wan/lmc/lmc_main.c
@@ -1028,7 +1028,7 @@ static int lmc_open(struct net_device *dev)
     lmc_softreset (sc);
 
     /* Since we have to use PCI bus, this should work on x86,alpha,ppc */
-    if (request_irq (dev->irq, &lmc_interrupt, IRQF_SHARED, dev->name, dev)){
+    if (request_irq (dev->irq, lmc_interrupt, IRQF_SHARED, dev->name, dev)){
         printk(KERN_WARNING "%s: could not get irq: %d\n", dev->name, dev->irq);
         lmc_trace(dev, "lmc_open irq failed out");
         return -EAGAIN;
diff --git a/drivers/net/wan/n2.c b/drivers/net/wan/n2.c
index 58c66819f39b..5394b51bdb2f 100644
--- a/drivers/net/wan/n2.c
+++ b/drivers/net/wan/n2.c
@@ -376,7 +376,7 @@ static int __init n2_run(unsigned long io, unsigned long irq,
 	}
 	card->io = io;
 
-	if (request_irq(irq, &sca_intr, 0, devname, card)) {
+	if (request_irq(irq, sca_intr, 0, devname, card)) {
 		printk(KERN_ERR "n2: could not allocate IRQ\n");
 		n2_destroy_card(card);
 		return(-EBUSY);
diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index 79dabc557bd3..aec4d3955420 100644
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -514,8 +514,8 @@ static int dma_buf_read(pc300_t * card, int ch, struct sk_buff *skb)
 				  RX_BD_ADDR(ch, chan->rx_first_bd));
 	while ((status = cpc_readb(&ptdescr->status)) & DST_OSB) {
 		nchar = cpc_readw(&ptdescr->len);
-		if ((status & (DST_OVR | DST_CRC | DST_RBIT | DST_SHRT | DST_ABT))
-		    || (nchar > BD_DEF_LEN)) {
+		if ((status & (DST_OVR | DST_CRC | DST_RBIT | DST_SHRT | DST_ABT)) ||
+		    (nchar > BD_DEF_LEN)) {
 
 			if (nchar > BD_DEF_LEN)
 				status |= DST_RBIT;
@@ -1428,8 +1428,7 @@ static void falc_update_stats(pc300_t * card, int ch)
 
 		if (((conf->media == IF_IFACE_T1) &&
 		     (cpc_readb(falcbase + F_REG(FRS1, ch)) & FRS1_LLBAD) &&
-		     (!(cpc_readb(falcbase + F_REG(FRS1, ch)) & FRS1_PDEN)))
-		    ||
+		     (!(cpc_readb(falcbase + F_REG(FRS1, ch)) & FRS1_PDEN))) ||
 		    ((conf->media == IF_IFACE_E1) &&
 		     (cpc_readb(falcbase + F_REG(RSP, ch)) & RSP_LLBAD))) {
 			pfalc->prbs = 2;
@@ -2285,8 +2284,8 @@ static void falc_e1_intr(pc300_t * card, int ch)
 		if (gis & GIS_ISR1) {
 			isr1 = cpc_readb(falcbase + F_REG(FISR1, ch));
 			if (isr1 & FISR1_XMB) {
-				if ((pfalc->xmb_cause & 2)
-				    && pfalc->multiframe_mode) {
+				if ((pfalc->xmb_cause & 2) &&
+				    pfalc->multiframe_mode) {
 					if (cpc_readb (falcbase + F_REG(FRS0, ch)) & 
 									(FRS0_LOS | FRS0_AIS | FRS0_LFA)) {
 						cpc_writeb(falcbase + F_REG(XSP, ch),
@@ -2639,9 +2638,9 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 						!(cpc_readb (scabase + M_REG(CTL, ch)) & CTL_DTR);
 					/* There is no DSR in HD64572 */
 				}
-				if (!arg
-				    || copy_to_user(arg, &pc300status, sizeof(pc300status_t)))
-						return -EINVAL;
+				if (!arg ||
+				    copy_to_user(arg, &pc300status, sizeof(pc300status_t)))
+					return -EINVAL;
 				return 0;
 			}
 
diff --git a/drivers/net/wan/sbni.c b/drivers/net/wan/sbni.c
index 1cc24a45f003..25477b5cde47 100644
--- a/drivers/net/wan/sbni.c
+++ b/drivers/net/wan/sbni.c
@@ -195,9 +195,9 @@ static unsigned int  netcard_portlist[ ] __initdata = {
 static inline int __init
 sbni_isa_probe( struct net_device  *dev )
 {
-	if( dev->base_addr > 0x1ff
-	    &&  request_region( dev->base_addr, SBNI_IO_EXTENT, dev->name )
-	    &&  sbni_probe1( dev, dev->base_addr, dev->irq ) )
+	if( dev->base_addr > 0x1ff &&
+	    request_region( dev->base_addr, SBNI_IO_EXTENT, dev->name ) &&
+	    sbni_probe1( dev, dev->base_addr, dev->irq ) )
 
 		return  0;
 	else {
@@ -286,8 +286,8 @@ static int __init sbni_init(struct net_device *dev)
 
 	for( i = 0;  netcard_portlist[ i ];  ++i ) {
 		int  ioaddr = netcard_portlist[ i ];
-		if( request_region( ioaddr, SBNI_IO_EXTENT, dev->name )
-		    &&  sbni_probe1( dev, ioaddr, 0 ))
+		if( request_region( ioaddr, SBNI_IO_EXTENT, dev->name ) &&
+		    sbni_probe1( dev, ioaddr, 0 ))
 			return 0;
 	}
 
@@ -306,9 +306,9 @@ sbni_pci_probe( struct net_device  *dev )
 		unsigned long  pci_ioaddr;
 		u16  subsys;
 
-		if( pdev->vendor != SBNI_PCI_VENDOR
-		    &&  pdev->device != SBNI_PCI_DEVICE )
-				continue;
+		if( pdev->vendor != SBNI_PCI_VENDOR &&
+		    pdev->device != SBNI_PCI_DEVICE )
+			continue;
 
 		pci_ioaddr = pci_resource_start( pdev, 0 );
 		pci_irq_line = pdev->irq;
@@ -977,8 +977,8 @@ check_fhdr( u32  ioaddr,  u32  *framelen,  u32  *frameno,  u32  *ack,
 	*ack = *framelen & FRAME_ACK_MASK;
 	*is_first = (*framelen & FRAME_FIRST) != 0;
 
-	if( (*framelen &= FRAME_LEN_MASK) < 6
-	    ||  *framelen > SBNI_MAX_FRAME - 3 )
+	if( (*framelen &= FRAME_LEN_MASK) < 6 ||
+	    *framelen > SBNI_MAX_FRAME - 3 )
 		return  0;
 
 	value = inb( ioaddr + DAT );
@@ -1173,10 +1173,10 @@ sbni_open( struct net_device  *dev )
 	if( dev->base_addr < 0x400 ) {		/* ISA only */
 		struct net_device  **p = sbni_cards;
 		for( ;  *p  &&  p < sbni_cards + SBNI_MAX_NUM_CARDS;  ++p )
-			if( (*p)->irq == dev->irq
-			    &&  ((*p)->base_addr == dev->base_addr + 4
-				 ||  (*p)->base_addr == dev->base_addr - 4)
-			    &&  (*p)->flags & IFF_UP ) {
+			if( (*p)->irq == dev->irq &&
+			    ((*p)->base_addr == dev->base_addr + 4 ||
+			     (*p)->base_addr == dev->base_addr - 4) &&
+			    (*p)->flags & IFF_UP ) {
 
 				((struct net_local *) (netdev_priv(*p)))
 					->second = dev;
diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c
index 2b15a7e40d5b..31c41af2246d 100644
--- a/drivers/net/wan/sdla.c
+++ b/drivers/net/wan/sdla.c
@@ -1457,7 +1457,7 @@ got_type:
 	}
 
 	err = -EAGAIN;
-	if (request_irq(dev->irq, &sdla_isr, 0, dev->name, dev)) 
+	if (request_irq(dev->irq, sdla_isr, 0, dev->name, dev)) 
 		goto fail;
 
 	if (flp->type == SDLA_S507) {
diff --git a/drivers/net/wan/sealevel.c b/drivers/net/wan/sealevel.c
index 0c525e24b247..61249f489e37 100644
--- a/drivers/net/wan/sealevel.c
+++ b/drivers/net/wan/sealevel.c
@@ -84,8 +84,7 @@ static int sealevel_open(struct net_device *d)
 	 *	Link layer up.
 	 */
 
-	switch (unit)
-	{
+	switch (unit) {
 		case 0:
 			err = z8530_sync_dma_open(d, slvl->chan);
 			break;
@@ -133,8 +132,7 @@ static int sealevel_close(struct net_device *d)
 	hdlc_close(d);
 	netif_stop_queue(d);
 
-	switch (unit)
-	{
+	switch (unit) {
 		case 0:
 			z8530_sync_dma_close(d, slvl->chan);
 			break;
@@ -266,7 +264,7 @@ static __init struct slvl_board *slvl_init(int iobase, int irq,
 	/* We want a fast IRQ for this device. Actually we'd like an even faster
 	   IRQ ;) - This is one driver RtLinux is made for */
 
-	if (request_irq(irq, &z8530_interrupt, IRQF_DISABLED,
+	if (request_irq(irq, z8530_interrupt, IRQF_DISABLED,
 			"SeaLevel", dev) < 0) {
 		printk(KERN_WARNING "sealevel: IRQ %d already in use.\n", irq);
 		goto err_request_irq;
@@ -342,8 +340,7 @@ static void __exit slvl_shutdown(struct slvl_board *b)
 
 	z8530_shutdown(&b->board);
 
-	for (u = 0; u < 2; u++)
-	{
+	for (u = 0; u < 2; u++) {
 		struct net_device *d = b->dev[u].chan->netdevice;
 		unregister_hdlc_device(d);
 		free_netdev(d);
@@ -391,7 +388,7 @@ static int __init slvl_init_module(void)
 
 static void __exit slvl_cleanup_module(void)
 {
-	if(slvl_unit)
+	if (slvl_unit)
 		slvl_shutdown(slvl_unit);
 }
 
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 27945049c9e1..b9f520b7db6a 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -33,6 +33,7 @@
 #include <linux/lapb.h>
 #include <linux/init.h>
 #include <linux/rtnetlink.h>
+#include <linux/compat.h>
 #include "x25_asy.h"
 
 #include <net/x25device.h>
@@ -656,8 +657,8 @@ static void x25_asy_unesc(struct x25_asy *sl, unsigned char s)
 
 	switch (s) {
 	case X25_END:
-		if (!test_and_clear_bit(SLF_ERROR, &sl->flags)
-			&& sl->rcount > 2)
+		if (!test_and_clear_bit(SLF_ERROR, &sl->flags) &&
+		    sl->rcount > 2)
 			x25_asy_bump(sl);
 		clear_bit(SLF_ESCAPE, &sl->flags);
 		sl->rcount = 0;
@@ -705,6 +706,21 @@ static int x25_asy_ioctl(struct tty_struct *tty, struct file *file,
 	}
 }
 
+#ifdef CONFIG_COMPAT
+static long x25_asy_compat_ioctl(struct tty_struct *tty, struct file *file,
+			 unsigned int cmd,  unsigned long arg)
+{
+	switch (cmd) {
+	case SIOCGIFNAME:
+	case SIOCSIFHWADDR:
+		return x25_asy_ioctl(tty, file, cmd,
+				     (unsigned long)compat_ptr(arg));
+	}
+
+	return -ENOIOCTLCMD;
+}
+#endif
+
 static int x25_asy_open_dev(struct net_device *dev)
 {
 	struct x25_asy *sl = netdev_priv(dev);
@@ -754,6 +770,9 @@ static struct tty_ldisc_ops x25_ldisc = {
 	.open		= x25_asy_open_tty,
 	.close		= x25_asy_close_tty,
 	.ioctl		= x25_asy_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl	= x25_asy_compat_ioctl,
+#endif
 	.receive_buf	= x25_asy_receive_buf,
 	.write_wakeup	= x25_asy_write_wakeup,
 };