Merge branch 'fb' into devel

[linux-2.6-omap-h63xx.git] / drivers / net / wan / lmc / lmc_main.c

diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c
index 5ea877221f463c9dbb8c45b386a548a07464b435..62133cee446a3f2cac931bc426848ed7b30bb36d 100644 (file)
--- a/drivers/net/wan/lmc/lmc_main.c
+++ b/drivers/net/wan/lmc/lmc_main.c
@@ -142,9 +142,10 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
          * To date internally, just copy this out to the user.
          */
     case LMCIOCGINFO: /*fold01*/
-        if (copy_to_user(ifr->ifr_data, &sc->ictl, sizeof (lmc_ctl_t)))
-            return -EFAULT;
-        ret = 0;
+       if (copy_to_user(ifr->ifr_data, &sc->ictl, sizeof(lmc_ctl_t)))
+               ret = -EFAULT;
+       else
+               ret = 0;
         break;
 
     case LMCIOCSINFO: /*fold01*/
@@ -159,8 +160,10 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
             break;
         }
 
-        if (copy_from_user(&ctl, ifr->ifr_data, sizeof (lmc_ctl_t)))
-            return -EFAULT;
+       if (copy_from_user(&ctl, ifr->ifr_data, sizeof(lmc_ctl_t))) {
+               ret = -EFAULT;
+               break;
+       }
 
         sc->lmc_media->set_status (sc, &ctl);
 
@@ -190,8 +193,10 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
                break;
            }
 
-           if (copy_from_user(&new_type, ifr->ifr_data, sizeof(u_int16_t)))
-                return -EFAULT;
+           if (copy_from_user(&new_type, ifr->ifr_data, sizeof(u_int16_t))) {
+               ret = -EFAULT;
+               break;
+           }
 
             
            if (new_type == old_type)
@@ -229,9 +234,10 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
         sc->lmc_xinfo.Magic1 = 0xDEADBEEF;
 
         if (copy_to_user(ifr->ifr_data, &sc->lmc_xinfo,
-                         sizeof (struct lmc_xinfo)))
-            return -EFAULT;
-        ret = 0;
+                        sizeof(struct lmc_xinfo)))
+               ret = -EFAULT;
+       else
+               ret = 0;
 
         break;
 
@@ -262,9 +268,9 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
 
         if (copy_to_user(ifr->ifr_data, &sc->stats,
                          sizeof (struct lmc_statistics)))
-            return -EFAULT;
-
-        ret = 0;
+               ret = -EFAULT;
+       else
+               ret = 0;
         break;
 
     case LMCIOCCLEARLMCSTATS: /*fold01*/
@@ -292,8 +298,10 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
             break;
         }
 
-        if (copy_from_user(&ctl, ifr->ifr_data, sizeof (lmc_ctl_t)))
-            return -EFAULT;
+       if (copy_from_user(&ctl, ifr->ifr_data, sizeof(lmc_ctl_t))) {
+               ret = -EFAULT;
+               break;
+       }
         sc->lmc_media->set_circuit_type(sc, ctl.circuit_type);
         sc->ictl.circuit_type = ctl.circuit_type;
         ret = 0;
@@ -318,12 +326,15 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
 
 #ifdef DEBUG
     case LMCIOCDUMPEVENTLOG:
-        if (copy_to_user(ifr->ifr_data, &lmcEventLogIndex, sizeof (u32)))
-            return -EFAULT;
+       if (copy_to_user(ifr->ifr_data, &lmcEventLogIndex, sizeof(u32))) {
+               ret = -EFAULT;
+               break;
+       }
         if (copy_to_user(ifr->ifr_data + sizeof (u32), lmcEventLogBuf, sizeof (lmcEventLogBuf)))
-            return -EFAULT;
+               ret = -EFAULT;
+       else
+               ret = 0;
 
-        ret = 0;
         break;
 #endif /* end ifdef _DBG_EVENTLOG */
     case LMCIOCT1CONTROL: /*fold01*/
@@ -346,8 +357,10 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
              */
             netif_stop_queue(dev);
 
-            if (copy_from_user(&xc, ifr->ifr_data, sizeof (struct lmc_xilinx_control)))
-                return -EFAULT;
+       if (copy_from_user(&xc, ifr->ifr_data, sizeof(struct lmc_xilinx_control))) {
+               ret = -EFAULT;
+               break;
+       }
             switch(xc.command){
             case lmc_xilinx_reset: /*fold02*/
                 {
@@ -478,13 +491,13 @@ int lmc_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
                     int pos;
                     int timeout = 500000;
 
-                    if(xc.data == 0x0){
+                    if (!xc.data) {
                             ret = -EINVAL;
                             break;
                     }
 
                     data = kmalloc(xc.len, GFP_KERNEL);
-                    if(data == 0x0){
+                    if (!data) {
                             printk(KERN_WARNING "%s: Failed to allocate memory for copy\n", dev->name);
                             ret = -ENOMEM;
                             break;
@@ -878,6 +891,7 @@ static int __devinit lmc_init_one(struct pci_dev *pdev,
 
     /* Initialize the sppp layer */
     /* An ioctl can cause a subsequent detach for raw frame interface */
+    dev->ml_priv = sc;
     sc->if_type = LMC_PPP;
     sc->check = 0xBEAFCAFE;
     dev->base_addr = pci_resource_start(pdev, 0);
@@ -1630,7 +1644,7 @@ static int lmc_rx (struct net_device *dev) /*fold00*/
          * just allocate an skb buff and continue.
          */
         
-        if(skb == 0x0){
+        if (!skb) {
             nsb = dev_alloc_skb (LMC_PKT_BUF_SZ + 2);
             if (nsb) {
                 sc->lmc_rxq[i] = nsb;