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-rw-r--r--drivers/net/wan/dlci.c5
-rw-r--r--drivers/net/wan/farsync.c143
-rw-r--r--drivers/net/wan/hdlc.c3
-rw-r--r--drivers/net/wan/hdlc_fr.c5
-rw-r--r--drivers/net/wan/lapbether.c4
-rw-r--r--drivers/net/wan/sbni.c7
-rw-r--r--drivers/net/wan/sdla.c7
-rw-r--r--drivers/net/wan/x25_asy.c10
8 files changed, 91 insertions, 93 deletions
diff --git a/drivers/net/wan/dlci.c b/drivers/net/wan/dlci.c
index 19f7cb2cdef3..43c9960dce1c 100644
--- a/drivers/net/wan/dlci.c
+++ b/drivers/net/wan/dlci.c
@@ -255,7 +255,6 @@ static int dlci_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
return -EINVAL;
return dlci_config(dev, ifr->ifr_data, cmd == DLCI_GET_CONF);
- break;
default:
return -EOPNOTSUPP;
@@ -327,8 +326,8 @@ static int dlci_add(struct dlci_add *dlci)
goto err1;
/* create device name */
- master = alloc_netdev( sizeof(struct dlci_local), "dlci%d",
- dlci_setup);
+ master = alloc_netdev(sizeof(struct dlci_local), "dlci%d",
+ NET_NAME_UNKNOWN, dlci_setup);
if (!master) {
err = -ENOMEM;
goto err1;
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index bcfff0d62de4..1f041271f7fe 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -26,6 +26,7 @@
#include <linux/ioport.h>
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/delay.h>
#include <linux/if.h>
#include <linux/hdlc.h>
#include <asm/io.h>
@@ -678,7 +679,6 @@ static inline void
fst_cpureset(struct fst_card_info *card)
{
unsigned char interrupt_line_register;
- unsigned long j = jiffies + 1;
unsigned int regval;
if (card->family == FST_FAMILY_TXU) {
@@ -696,16 +696,12 @@ fst_cpureset(struct fst_card_info *card)
/*
* We are delaying here to allow the 9054 to reset itself
*/
- j = jiffies + 1;
- while (jiffies < j)
- /* Do nothing */ ;
+ usleep_range(10, 20);
outw(0x240f, card->pci_conf + CNTRL_9054 + 2);
/*
* We are delaying here to allow the 9054 to reload its eeprom
*/
- j = jiffies + 1;
- while (jiffies < j)
- /* Do nothing */ ;
+ usleep_range(10, 20);
outw(0x040f, card->pci_conf + CNTRL_9054 + 2);
if (pci_write_config_byte
@@ -886,20 +882,18 @@ fst_rx_dma_complete(struct fst_card_info *card, struct fst_port_info *port,
* Receive a frame through the DMA
*/
static inline void
-fst_rx_dma(struct fst_card_info *card, dma_addr_t skb,
- dma_addr_t mem, int len)
+fst_rx_dma(struct fst_card_info *card, dma_addr_t dma, u32 mem, int len)
{
/*
* This routine will setup the DMA and start it
*/
- dbg(DBG_RX, "In fst_rx_dma %lx %lx %d\n",
- (unsigned long) skb, (unsigned long) mem, len);
+ dbg(DBG_RX, "In fst_rx_dma %x %x %d\n", (u32)dma, mem, len);
if (card->dmarx_in_progress) {
dbg(DBG_ASS, "In fst_rx_dma while dma in progress\n");
}
- outl(skb, card->pci_conf + DMAPADR0); /* Copy to here */
+ outl(dma, card->pci_conf + DMAPADR0); /* Copy to here */
outl(mem, card->pci_conf + DMALADR0); /* from here */
outl(len, card->pci_conf + DMASIZ0); /* for this length */
outl(0x00000000c, card->pci_conf + DMADPR0); /* In this direction */
@@ -915,20 +909,19 @@ fst_rx_dma(struct fst_card_info *card, dma_addr_t skb,
* Send a frame through the DMA
*/
static inline void
-fst_tx_dma(struct fst_card_info *card, unsigned char *skb,
- unsigned char *mem, int len)
+fst_tx_dma(struct fst_card_info *card, dma_addr_t dma, u32 mem, int len)
{
/*
* This routine will setup the DMA and start it.
*/
- dbg(DBG_TX, "In fst_tx_dma %p %p %d\n", skb, mem, len);
+ dbg(DBG_TX, "In fst_tx_dma %x %x %d\n", (u32)dma, mem, len);
if (card->dmatx_in_progress) {
dbg(DBG_ASS, "In fst_tx_dma while dma in progress\n");
}
- outl((unsigned long) skb, card->pci_conf + DMAPADR1); /* Copy from here */
- outl((unsigned long) mem, card->pci_conf + DMALADR1); /* to here */
+ outl(dma, card->pci_conf + DMAPADR1); /* Copy from here */
+ outl(mem, card->pci_conf + DMALADR1); /* to here */
outl(len, card->pci_conf + DMASIZ1); /* for this length */
outl(0x000000004, card->pci_conf + DMADPR1); /* In this direction */
@@ -1405,9 +1398,7 @@ do_bottom_half_tx(struct fst_card_info *card)
card->dma_len_tx = skb->len;
card->dma_txpos = port->txpos;
fst_tx_dma(card,
- (char *) card->
- tx_dma_handle_card,
- (char *)
+ card->tx_dma_handle_card,
BUF_OFFSET(txBuffer[pi]
[port->txpos][0]),
skb->len);
@@ -2372,7 +2363,7 @@ static char *type_strings[] = {
"FarSync TE1"
};
-static void
+static int
fst_init_card(struct fst_card_info *card)
{
int i;
@@ -2383,24 +2374,21 @@ fst_init_card(struct fst_card_info *card)
* we'll have to revise it in some way then.
*/
for (i = 0; i < card->nports; i++) {
- err = register_hdlc_device(card->ports[i].dev);
- if (err < 0) {
- int j;
+ err = register_hdlc_device(card->ports[i].dev);
+ if (err < 0) {
pr_err("Cannot register HDLC device for port %d (errno %d)\n",
- i, -err);
- for (j = i; j < card->nports; j++) {
- free_netdev(card->ports[j].dev);
- card->ports[j].dev = NULL;
- }
- card->nports = i;
- break;
- }
+ i, -err);
+ while (i--)
+ unregister_hdlc_device(card->ports[i].dev);
+ return err;
+ }
}
pr_info("%s-%s: %s IRQ%d, %d ports\n",
port_to_dev(&card->ports[0])->name,
port_to_dev(&card->ports[card->nports - 1])->name,
type_strings[card->type], card->irq, card->nports);
+ return 0;
}
static const struct net_device_ops fst_ops = {
@@ -2456,15 +2444,12 @@ fst_add_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Try to enable the device */
if ((err = pci_enable_device(pdev)) != 0) {
pr_err("Failed to enable card. Err %d\n", -err);
- kfree(card);
- return err;
+ goto enable_fail;
}
if ((err = pci_request_regions(pdev, "FarSync")) !=0) {
pr_err("Failed to allocate regions. Err %d\n", -err);
- pci_disable_device(pdev);
- kfree(card);
- return err;
+ goto regions_fail;
}
/* Get virtual addresses of memory regions */
@@ -2473,30 +2458,21 @@ fst_add_one(struct pci_dev *pdev, const struct pci_device_id *ent)
card->phys_ctlmem = pci_resource_start(pdev, 3);
if ((card->mem = ioremap(card->phys_mem, FST_MEMSIZE)) == NULL) {
pr_err("Physical memory remap failed\n");
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- kfree(card);
- return -ENODEV;
+ err = -ENODEV;
+ goto ioremap_physmem_fail;
}
if ((card->ctlmem = ioremap(card->phys_ctlmem, 0x10)) == NULL) {
pr_err("Control memory remap failed\n");
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->mem);
- kfree(card);
- return -ENODEV;
+ err = -ENODEV;
+ goto ioremap_ctlmem_fail;
}
dbg(DBG_PCI, "kernel mem %p, ctlmem %p\n", card->mem, card->ctlmem);
/* Register the interrupt handler */
if (request_irq(pdev->irq, fst_intr, IRQF_SHARED, FST_DEV_NAME, card)) {
pr_err("Unable to register interrupt %d\n", card->irq);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENODEV;
+ err = -ENODEV;
+ goto irq_fail;
}
/* Record info we need */
@@ -2522,13 +2498,8 @@ fst_add_one(struct pci_dev *pdev, const struct pci_device_id *ent)
while (i--)
free_netdev(card->ports[i].dev);
pr_err("FarSync: out of memory\n");
- free_irq(card->irq, card);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENODEV;
+ err = -ENOMEM;
+ goto hdlcdev_fail;
}
card->ports[i].dev = dev;
card->ports[i].card = card;
@@ -2574,9 +2545,16 @@ fst_add_one(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_set_drvdata(pdev, card);
/* Remainder of card setup */
+ if (no_of_cards_added >= FST_MAX_CARDS) {
+ pr_err("FarSync: too many cards\n");
+ err = -ENOMEM;
+ goto card_array_fail;
+ }
fst_card_array[no_of_cards_added] = card;
card->card_no = no_of_cards_added++; /* Record instance and bump it */
- fst_init_card(card);
+ err = fst_init_card(card);
+ if (err)
+ goto init_card_fail;
if (card->family == FST_FAMILY_TXU) {
/*
* Allocate a dma buffer for transmit and receives
@@ -2586,29 +2564,46 @@ fst_add_one(struct pci_dev *pdev, const struct pci_device_id *ent)
&card->rx_dma_handle_card);
if (card->rx_dma_handle_host == NULL) {
pr_err("Could not allocate rx dma buffer\n");
- fst_disable_intr(card);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto rx_dma_fail;
}
card->tx_dma_handle_host =
pci_alloc_consistent(card->device, FST_MAX_MTU,
&card->tx_dma_handle_card);
if (card->tx_dma_handle_host == NULL) {
pr_err("Could not allocate tx dma buffer\n");
- fst_disable_intr(card);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto tx_dma_fail;
}
}
return 0; /* Success */
+
+tx_dma_fail:
+ pci_free_consistent(card->device, FST_MAX_MTU,
+ card->rx_dma_handle_host,
+ card->rx_dma_handle_card);
+rx_dma_fail:
+ fst_disable_intr(card);
+ for (i = 0 ; i < card->nports ; i++)
+ unregister_hdlc_device(card->ports[i].dev);
+init_card_fail:
+ fst_card_array[card->card_no] = NULL;
+card_array_fail:
+ for (i = 0 ; i < card->nports ; i++)
+ free_netdev(card->ports[i].dev);
+hdlcdev_fail:
+ free_irq(card->irq, card);
+irq_fail:
+ iounmap(card->ctlmem);
+ioremap_ctlmem_fail:
+ iounmap(card->mem);
+ioremap_physmem_fail:
+ pci_release_regions(pdev);
+regions_fail:
+ pci_disable_device(pdev);
+enable_fail:
+ kfree(card);
+ return err;
}
/*
diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c
index 9c33ca918e19..51f6cee8aab2 100644
--- a/drivers/net/wan/hdlc.c
+++ b/drivers/net/wan/hdlc.c
@@ -256,7 +256,8 @@ static void hdlc_setup(struct net_device *dev)
struct net_device *alloc_hdlcdev(void *priv)
{
struct net_device *dev;
- dev = alloc_netdev(sizeof(struct hdlc_device), "hdlc%d", hdlc_setup);
+ dev = alloc_netdev(sizeof(struct hdlc_device), "hdlc%d",
+ NET_NAME_UNKNOWN, hdlc_setup);
if (dev)
dev_to_hdlc(dev)->priv = priv;
return dev;
diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
index 7c6cb4f31798..7cc64eac0fa3 100644
--- a/drivers/net/wan/hdlc_fr.c
+++ b/drivers/net/wan/hdlc_fr.c
@@ -1075,10 +1075,11 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
used = pvc_is_used(pvc);
if (type == ARPHRD_ETHER) {
- dev = alloc_netdev(0, "pvceth%d", ether_setup);
+ dev = alloc_netdev(0, "pvceth%d", NET_NAME_UNKNOWN,
+ ether_setup);
dev->priv_flags &= ~IFF_TX_SKB_SHARING;
} else
- dev = alloc_netdev(0, "pvc%d", pvc_setup);
+ dev = alloc_netdev(0, "pvc%d", NET_NAME_UNKNOWN, pvc_setup);
if (!dev) {
netdev_warn(frad, "Memory squeeze on fr_pvc()\n");
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index a33a46fa88dd..2f5eda8a7227 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -325,8 +325,8 @@ static int lapbeth_new_device(struct net_device *dev)
ASSERT_RTNL();
- ndev = alloc_netdev(sizeof(*lapbeth), "lapb%d",
- lapbeth_setup);
+ ndev = alloc_netdev(sizeof(*lapbeth), "lapb%d", NET_NAME_UNKNOWN,
+ lapbeth_setup);
if (!ndev)
goto out;
diff --git a/drivers/net/wan/sbni.c b/drivers/net/wan/sbni.c
index 1b89ecf0959e..758c4ba1e97c 100644
--- a/drivers/net/wan/sbni.c
+++ b/drivers/net/wan/sbni.c
@@ -227,7 +227,8 @@ int __init sbni_probe(int unit)
struct net_device *dev;
int err;
- dev = alloc_netdev(sizeof(struct net_local), "sbni", sbni_devsetup);
+ dev = alloc_netdev(sizeof(struct net_local), "sbni",
+ NET_NAME_UNKNOWN, sbni_devsetup);
if (!dev)
return -ENOMEM;
@@ -1477,8 +1478,8 @@ int __init init_module( void )
int err;
while( num < SBNI_MAX_NUM_CARDS ) {
- dev = alloc_netdev(sizeof(struct net_local),
- "sbni%d", sbni_devsetup);
+ dev = alloc_netdev(sizeof(struct net_local), "sbni%d",
+ NET_NAME_UNKNOWN, sbni_devsetup);
if( !dev)
break;
diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c
index de3bbf43fc5a..421ac5f85699 100644
--- a/drivers/net/wan/sdla.c
+++ b/drivers/net/wan/sdla.c
@@ -1322,10 +1322,6 @@ NOTE: This is rather a useless action right now, as the
static int sdla_change_mtu(struct net_device *dev, int new_mtu)
{
- struct frad_local *flp;
-
- flp = netdev_priv(dev);
-
if (netif_running(dev))
return -EBUSY;
@@ -1635,7 +1631,8 @@ static int __init init_sdla(void)
printk("%s.\n", version);
- sdla = alloc_netdev(sizeof(struct frad_local), "sdla0", setup_sdla);
+ sdla = alloc_netdev(sizeof(struct frad_local), "sdla0",
+ NET_NAME_UNKNOWN, setup_sdla);
if (!sdla)
return -ENOMEM;
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 5895f1978691..5c47b011a9d7 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -81,8 +81,8 @@ static struct x25_asy *x25_asy_alloc(void)
char name[IFNAMSIZ];
sprintf(name, "x25asy%d", i);
- dev = alloc_netdev(sizeof(struct x25_asy),
- name, x25_asy_setup);
+ dev = alloc_netdev(sizeof(struct x25_asy), name,
+ NET_NAME_UNKNOWN, x25_asy_setup);
if (!dev)
return NULL;
@@ -122,8 +122,12 @@ static int x25_asy_change_mtu(struct net_device *dev, int newmtu)
{
struct x25_asy *sl = netdev_priv(dev);
unsigned char *xbuff, *rbuff;
- int len = 2 * newmtu;
+ int len;
+ if (newmtu > 65534)
+ return -EINVAL;
+
+ len = 2 * newmtu;
xbuff = kmalloc(len + 4, GFP_ATOMIC);
rbuff = kmalloc(len + 4, GFP_ATOMIC);
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