Merge branch 'upstream-fixes'

6 files changed, 42 insertions, 8 deletions

diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 0c69918671c..626508afe1b 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -7,6 +7,7 @@ menu "Network device support"
 
 config NETDEVICES
 	depends on NET
+	default y if UML
 	bool "Network device support"
 	---help---
 	  You can say N here if you don't intend to connect your Linux box to
diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c
index b8953de5664..b508812e97a 100644
--- a/drivers/net/acenic.c
+++ b/drivers/net/acenic.c
@@ -1002,6 +1002,8 @@ static int __devinit ace_init(struct net_device *dev)
 
 	mac1 = 0;
 	for(i = 0; i < 4; i++) {
+		int tmp;
+
 		mac1 = mac1 << 8;
 		tmp = read_eeprom_byte(dev, 0x8c+i);
 		if (tmp < 0) {
@@ -1012,6 +1014,8 @@ static int __devinit ace_init(struct net_device *dev)
 	}
 	mac2 = 0;
 	for(i = 4; i < 8; i++) {
+		int tmp;
+
 		mac2 = mac2 << 8;
 		tmp = read_eeprom_byte(dev, 0x8c+i);
 		if (tmp < 0) {
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index df9d6e80c4f..c3267e4e1bb 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -1399,7 +1399,6 @@ static int b44_open(struct net_device *dev)
 	b44_init_rings(bp);
 	b44_init_hw(bp);
 
-	netif_carrier_off(dev);
 	b44_check_phy(bp);
 
 	err = request_irq(dev->irq, b44_interrupt, SA_SHIRQ, dev->name, dev);
@@ -1464,7 +1463,7 @@ static int b44_close(struct net_device *dev)
 #endif
 	b44_halt(bp);
 	b44_free_rings(bp);
-	netif_carrier_off(bp->dev);
+	netif_carrier_off(dev);
 
 	spin_unlock_irq(&bp->lock);
 
@@ -2000,6 +1999,8 @@ static int __devinit b44_init_one(struct pci_dev *pdev,
 	dev->irq = pdev->irq;
 	SET_ETHTOOL_OPS(dev, &b44_ethtool_ops);
 
+	netif_carrier_off(dev);
+
 	err = b44_get_invariants(bp);
 	if (err) {
 		printk(KERN_ERR PFX "Problem fetching invariants of chip, "
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 2582d98ef5c..4ff006c3762 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -576,7 +576,7 @@ static int bond_update_speed_duplex(struct slave *slave)
 	slave->duplex = DUPLEX_FULL;
 
 	if (slave_dev->ethtool_ops) {
-		u32 res;
+		int res;
 
 		if (!slave_dev->ethtool_ops->get_settings) {
 			return -1;
diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index dde631f8f68..6e295fce5c6 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -335,6 +335,30 @@ static inline void cas_mask_intr(struct cas *cp)
 		cas_disable_irq(cp, i);
 }
 
+static inline void cas_buffer_init(cas_page_t *cp)
+{
+	struct page *page = cp->buffer;
+	atomic_set((atomic_t *)&page->lru.next, 1);
+}
+
+static inline int cas_buffer_count(cas_page_t *cp)
+{
+	struct page *page = cp->buffer;
+	return atomic_read((atomic_t *)&page->lru.next);
+}
+
+static inline void cas_buffer_inc(cas_page_t *cp)
+{
+	struct page *page = cp->buffer;
+	atomic_inc((atomic_t *)&page->lru.next);
+}
+
+static inline void cas_buffer_dec(cas_page_t *cp)
+{
+	struct page *page = cp->buffer;
+	atomic_dec((atomic_t *)&page->lru.next);
+}
+
 static void cas_enable_irq(struct cas *cp, const int ring)
 {
 	if (ring == 0) { /* all but TX_DONE */
@@ -472,6 +496,7 @@ static int cas_page_free(struct cas *cp, cas_page_t *page)
 {
 	pci_unmap_page(cp->pdev, page->dma_addr, cp->page_size, 
 		       PCI_DMA_FROMDEVICE);
+	cas_buffer_dec(page);
 	__free_pages(page->buffer, cp->page_order);
 	kfree(page);
 	return 0;
@@ -501,6 +526,7 @@ static cas_page_t *cas_page_alloc(struct cas *cp, const gfp_t flags)
 	page->buffer = alloc_pages(flags, cp->page_order);
 	if (!page->buffer)
 		goto page_err;
+	cas_buffer_init(page);
 	page->dma_addr = pci_map_page(cp->pdev, page->buffer, 0,
 				      cp->page_size, PCI_DMA_FROMDEVICE);
 	return page;
@@ -579,7 +605,7 @@ static void cas_spare_recover(struct cas *cp, const gfp_t flags)
 	list_for_each_safe(elem, tmp, &list) {
 		cas_page_t *page = list_entry(elem, cas_page_t, list);
 
-		if (page_count(page->buffer) > 1) 
+		if (cas_buffer_count(page) > 1)
 			continue;
 
 		list_del(elem);
@@ -1347,7 +1373,7 @@ static inline cas_page_t *cas_page_spare(struct cas *cp, const int index)
 	cas_page_t *page = cp->rx_pages[1][index];
 	cas_page_t *new;
 
-	if (page_count(page->buffer) == 1)
+	if (cas_buffer_count(page) == 1)
 		return page;
 
 	new = cas_page_dequeue(cp);
@@ -1367,7 +1393,7 @@ static cas_page_t *cas_page_swap(struct cas *cp, const int ring,
 	cas_page_t **page1 = cp->rx_pages[1];
 
 	/* swap if buffer is in use */
-	if (page_count(page0[index]->buffer) > 1) {
+	if (cas_buffer_count(page0[index]) > 1) {
 		cas_page_t *new = cas_page_spare(cp, index);
 		if (new) {
 			page1[index] = page0[index];
@@ -2039,6 +2065,7 @@ static int cas_rx_process_pkt(struct cas *cp, struct cas_rx_comp *rxc,
 		skb->len      += hlen - swivel;
 
 		get_page(page->buffer);
+		cas_buffer_inc(page);
 		frag->page = page->buffer;
 		frag->page_offset = off;
 		frag->size = hlen - swivel;
@@ -2063,6 +2090,7 @@ static int cas_rx_process_pkt(struct cas *cp, struct cas_rx_comp *rxc,
 			frag++;
 
 			get_page(page->buffer);
+			cas_buffer_inc(page);
 			frag->page = page->buffer;
 			frag->page_offset = 0;
 			frag->size = hlen;
@@ -2225,7 +2253,7 @@ static int cas_post_rxds_ringN(struct cas *cp, int ring, int num)
 	released = 0;
 	while (entry != last) {
 		/* make a new buffer if it's still in use */
-		if (page_count(page[entry]->buffer) > 1) {
+		if (cas_buffer_count(page[entry]) > 1) {
 			cas_page_t *new = cas_page_dequeue(cp);
 			if (!new) {
 				/* let the timer know that we need to 
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index 41c75616e91..da0d8a85acc 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -3586,7 +3586,7 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev)
 		txdp->Buffer_Pointer = (u64) pci_map_page
 		    (sp->pdev, frag->page, frag->page_offset,
 		     frag->size, PCI_DMA_TODEVICE);
-		txdp->Control_1 |= TXD_BUFFER0_SIZE(frag->size);
+		txdp->Control_1 = TXD_BUFFER0_SIZE(frag->size);
 		if (skb_shinfo(skb)->ufo_size)
 			txdp->Control_1 |= TXD_UFO_EN;
 	}