diff -r 8202af713c83 linux/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
--- a/linux/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c	Wed Sep 03 02:26:25 2008 -0400
+++ b/linux/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c	Wed Sep 03 02:27:14 2008 -0400
@@ -828,6 +828,12 @@
 						 ISO_BUF_COUNT,
 						 &ttusb->iso_dma_handle);
 
+	if (!ttusb->iso_buffer) {
+		dprintk("%s: pci_alloc_consistent - not enough memory\n",
+			__func__);
+		return -ENOMEM;
+	}
+
 	memset(ttusb->iso_buffer, 0,
 	       ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF * ISO_BUF_COUNT);