openwrt-xburst/target/linux/brcm-2.4/patches/005-bluetooth_sco_buffer_align.patch

--- linux-2.4.30/drivers/bluetooth/hci_usb.c	2004-08-08 01:26:04.000000000 +0200
+++ linux-2.4.30/drivers/bluetooth/hci_usb.c	2005-07-25 20:12:11.000000000 +0200
@@ -259,6 +259,9 @@
 	void *buf;
 
 	mtu  = husb->isoc_in_ep->wMaxPacketSize;
+#ifdef CONFIG_BCM4710
+	mtu = (mtu + 1) & ~1;		/* brcm: isoc buffers must be aligned on word boundary */
+#endif
         size = mtu * HCI_MAX_ISOC_FRAMES;
 
 	buf = kmalloc(size, GFP_ATOMIC);