Index: forte.c
===================================================================
RCS file: /home/mkp/Repository/forte/forte.c,v
retrieving revision 1.63
retrieving revision 1.64
diff -u -u -r1.63 -r1.64
--- forte.c	1 Mar 2003 05:32:42 -0000	1.63
+++ forte.c	28 May 2003 21:32:43 -0000	1.64
@@ -49,7 +49,7 @@
 #include <asm/hardirq.h>
 
 #define DRIVER_NAME	"forte"
-#define DRIVER_VERSION 	"$Id: forte.c,v 1.63 2003/03/01 05:32:42 mkp Exp $"
+#define DRIVER_VERSION 	"$Id: forte.c,v 1.64 2003/05/28 21:32:43 mkp Exp $"
 #define PFX 		DRIVER_NAME ": "
 
 #undef M_DEBUG
@@ -664,14 +664,14 @@
  * Locking:	Lock held.
  */
 
-static void
+static int
 forte_channel_prep (struct forte_channel *channel)
 {
 	struct page *page;
 	int i;
 	
 	if (channel->buf)
-		return;
+		return 0;
 
 	forte_channel_buffer (channel, channel->frag_sz, channel->frag_num);
 	channel->buf_pages = channel->buf_sz >> PAGE_SHIFT;
@@ -689,7 +689,7 @@
 					     &channel->buf_handle);
 
 	if (!channel->buf || !channel->buf_handle)
-		BUG();
+		return -ENOMEM;
 
 	page = virt_to_page (channel->buf);
 	
@@ -708,6 +708,8 @@
 
 	DPRINTK ("%s: %s buffer @ %p (%p)\n", __FUNCTION__, channel->name, 
 		 channel->buf, channel->buf_handle);
+
+	return 0;
 }
 
 
@@ -1188,7 +1190,12 @@
 				forte_channel_start (&chip->play);
 			else {		
 				chip->trigger = 1;
-				forte_channel_prep (&chip->play);
+
+				if (forte_channel_prep (&chip->play)) {
+					spin_unlock_irq (&chip->lock);
+					return -ENOMEM;
+				}
+					
 				forte_channel_stop (&chip->play);
 			}
 
@@ -1201,7 +1208,12 @@
 				forte_channel_start (&chip->rec);
 			else {		
 				chip->trigger = 1;
-				forte_channel_prep (&chip->rec);
+
+				if (forte_channel_prep (&chip->rec)) {
+					spin_unlock_irq (&chip->lock);
+					return -ENOMEM;
+				}
+					
 				forte_channel_stop (&chip->rec);
 			}
 
@@ -1396,7 +1408,11 @@
 		goto out;
 	}
 
-	forte_channel_prep (channel);
+	if (forte_channel_prep (channel)) {
+		ret = -ENOMEM;
+		goto out;
+	}
+		
 	channel->mapped = 1;
 
         if (vma->vm_pgoff != 0) {
@@ -1460,7 +1476,10 @@
 	spin_lock_irqsave (&chip->lock, flags);
 
 	/* Set up buffers with the right fragment size */
-	forte_channel_prep (channel);
+	if (forte_channel_prep (channel)) {
+		spin_unlock_irqrestore (&chip->lock, flags);
+		return -ENOMEM;
+	}
 
 	while (i) {
 		/* All fragment buffers in use -> wait */
@@ -1568,7 +1587,10 @@
 	spin_lock_irqsave (&chip->lock, flags);
 
 	/* Set up buffers with the right fragment size */
-	forte_channel_prep (channel);
+	if (forte_channel_prep (channel)) {
+		spin_unlock_irqrestore (&chip->lock, flags);
+		return -ENOMEM;
+	}		
 
 	/* Start recording */
 	if (!chip->trigger)