Merge commit 'v2.6.26' into bkl-removal

drivers/isdn/capi/capiutil.c

@@ -948,17 +948,17 @@ int __init cdebug_init(void)
 {
 	g_cmsg= kmalloc(sizeof(_cmsg), GFP_KERNEL);
 	if (!g_cmsg)
-		return ENOMEM;
+		return -ENOMEM;
 	g_debbuf = kmalloc(sizeof(_cdebbuf), GFP_KERNEL);
 	if (!g_debbuf) {
 		kfree(g_cmsg);
-		return ENOMEM;
+		return -ENOMEM;
 	}
 	g_debbuf->buf = kmalloc(CDEBUG_GSIZE, GFP_KERNEL);
 	if (!g_debbuf->buf) {
 		kfree(g_cmsg);
 		kfree(g_debbuf);
-		return ENOMEM;;
+		return -ENOMEM;;
 	}
 	g_debbuf->size = CDEBUG_GSIZE;
 	g_debbuf->buf[0] = 0;

drivers/isdn/hardware/eicon/divasmain.c

@@ -808,7 +808,6 @@ static int DIVA_INIT_FUNCTION divas_init(void)
 
 	if (!create_divas_proc()) {
 #ifdef MODULE
-		remove_divas_proc();
 		divas_unregister_chrdev();
 		divasfunc_exit();
 #endif

drivers/isdn/hardware/eicon/divasproc.c

@@ -125,8 +125,8 @@ static const struct file_operations divas_fops = {
 
 int create_divas_proc(void)
 {
-	proc_create(divas_proc_name, S_IFREG | S_IRUGO, proc_net_eicon,
-		    &divas_fops);
+	divas_proc_entry = proc_create(divas_proc_name, S_IFREG | S_IRUGO,
+					proc_net_eicon, &divas_fops);
 	if (!divas_proc_entry)
 		return (0);
 

drivers/isdn/hysdn/Kconfig

@@ -3,7 +3,7 @@
 #
 config HYSDN
 	tristate "Hypercope HYSDN cards (Champ, Ergo, Metro) support (module only)"
-	depends on m && PROC_FS && PCI && BROKEN_ON_SMP
+	depends on m && PROC_FS && PCI
 	help
 	  Say Y here if you have one of Hypercope's active PCI ISDN cards
 	  Champ, Ergo and Metro. You will then get a module called hysdn.

drivers/isdn/hysdn/boardergo.c

@@ -64,10 +64,11 @@ ergo_interrupt(int intno, void *dev_id)
 }				/* ergo_interrupt */
 
 /******************************************************************************/
-/* ergo_irq_bh is the function called by the immediate kernel task list after */
-/* being activated with queue_task and no interrupts active. This task is the */
-/* only one handling data transfer from or to the card after booting. The task */
-/* may be queued from everywhere (interrupts included).                       */
+/* ergo_irq_bh will be called as part of the kernel clearing its shared work  */
+/* queue sometime after a call to schedule_work has been made passing our     */
+/* work_struct. This task is the only one handling data transfer from or to   */
+/* the card after booting. The task may be queued from everywhere             */
+/* (interrupts included).                                                     */
 /******************************************************************************/
 static void
 ergo_irq_bh(struct work_struct *ugli_api)
@@ -90,7 +91,6 @@ ergo_irq_bh(struct work_struct *ugli_api)
 	card->hw_lock = 1;	/* we now lock the hardware */
 
 	do {
-		sti();		/* reenable other ints */
 		again = 0;	/* assume loop not to be repeated */
 
 		if (!dpr->ToHyFlag) {
@@ -110,7 +110,6 @@ ergo_irq_bh(struct work_struct *ugli_api)
 				again = 1;	/* restart loop */
 			}
 		}		/* a message has arrived for us */
-		cli();		/* no further ints */
 		if (again) {
 			dpr->ToHyInt = 1;
 			dpr->ToPcInt = 1;	/* interrupt to E1 for all cards */
@@ -242,7 +241,6 @@ ergo_writebootimg(struct HYSDN_CARD *card, unsigned char *buf,
 		byteout(card->iobase + PCI9050_USER_IO, PCI9050_E1_RUN);	/* start E1 processor */
 		/* the interrupts are still masked */
 
-		sti();
 		msleep_interruptible(20);		/* Timeout 20ms */
 
 		if (((tDpramBootSpooler *) card->dpram)->Len != DPRAM_SPOOLER_DATA_SIZE) {
@@ -276,7 +274,6 @@ ergo_writebootseq(struct HYSDN_CARD *card, unsigned char *buf, int len)
 	dst = sp->Data;		/* point to data in spool structure */
 	buflen = sp->Len;	/* maximum len of spooled data */
 	wr_mirror = sp->WrPtr;	/* only once read */
-	sti();
 
 	/* try until all bytes written or error */
 	i = 0x1000;		/* timeout value */
@@ -380,7 +377,6 @@ ergo_waitpofready(struct HYSDN_CARD *card)
 #endif /* CONFIG_HYSDN_CAPI */
 			return (0);	/* success */
 		}		/* data has arrived */
-		sti();
 		msleep_interruptible(50);		/* Timeout 50ms */
 	}			/* wait until timeout */
 

drivers/isdn/hysdn/hycapi.c

@@ -462,11 +462,11 @@ static int hycapi_read_proc(char *page, char **start, off_t off,
 		default: s = "???"; break;
 	}
 	len += sprintf(page+len, "%-16s %s\n", "type", s);
-	if ((s = cinfo->version[VER_DRIVER]) != 0)
+	if ((s = cinfo->version[VER_DRIVER]) != NULL)
 		len += sprintf(page+len, "%-16s %s\n", "ver_driver", s);
-	if ((s = cinfo->version[VER_CARDTYPE]) != 0)
+	if ((s = cinfo->version[VER_CARDTYPE]) != NULL)
 		len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s);
-	if ((s = cinfo->version[VER_SERIAL]) != 0)
+	if ((s = cinfo->version[VER_SERIAL]) != NULL)
 		len += sprintf(page+len, "%-16s %s\n", "ver_serial", s);
     
 	len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname);

drivers/isdn/hysdn/hysdn_procconf.c

@@ -207,30 +207,17 @@ hysdn_conf_write(struct file *file, const char __user *buf, size_t count, loff_t
 /* read conf file -> output card info data */
 /*******************************************/
 static ssize_t
-hysdn_conf_read(struct file *file, char __user *buf, size_t count, loff_t * off)
+hysdn_conf_read(struct file *file, char __user *buf, size_t count, loff_t *off)
 {
 	char *cp;
-	int i;
 
-	if (file->f_mode & FMODE_READ) {
-		if (!(cp = file->private_data))
-			return (-EFAULT);	/* should never happen */
-		i = strlen(cp);	/* get total string length */
-		if (*off < i) {
-			/* still bytes to transfer */
-			cp += *off;	/* point to desired data offset */
-			i -= *off;	/* remaining length */
-			if (i > count)
-				i = count;	/* limit length to transfer */
-			if (copy_to_user(buf, cp, i))
-				return (-EFAULT);	/* copy error */
-			*off += i;	/* adjust offset */
-		} else
-			return (0);
-	} else
-		return (-EPERM);	/* no permission to read */
+	if (!(file->f_mode & FMODE_READ))
+		return -EPERM;	/* no permission to read */
 
-	return (i);
+	if (!(cp = file->private_data))
+		return -EFAULT;	/* should never happen */
+
+	return simple_read_from_buffer(buf, count, off, cp, strlen(cp));
 }				/* hysdn_conf_read */
 
 /******************/

drivers/isdn/i4l/isdn_common.c

@@ -1978,8 +1978,10 @@ isdn_writebuf_stub(int drvidx, int chan, const u_char __user * buf, int len)
 	if (!skb)
 		return -ENOMEM;
 	skb_reserve(skb, hl);
-	if (copy_from_user(skb_put(skb, len), buf, len))
+	if (copy_from_user(skb_put(skb, len), buf, len)) {
+		dev_kfree_skb(skb);
 		return -EFAULT;
+	}
 	ret = dev->drv[drvidx]->interface->writebuf_skb(drvidx, chan, 1, skb);
 	if (ret <= 0)
 		dev_kfree_skb(skb);

drivers/isdn/sc/ioctl.c

@@ -226,6 +226,7 @@ int sc_ioctl(int card, scs_ioctl *data)
 		 */
 		if (copy_from_user(spid, data->dataptr, SCIOC_SPIDSIZE)) {
 			kfree(rcvmsg);
+			kfree(spid);
 			return -EFAULT;
 		}