Date: Wed, 29 Aug 2007 19:40:28 +0200 (CEST)
From: Stefan Richter <stefanr@s5r6.in-berlin.de>
Subject: firewire: fw-ohci: missing dma_unmap_single

at_context_queue_packet() didn't clean up in an early exit path.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Kristian Høgsberg <krh@redhat.com>
---
 drivers/firewire/fw-ohci.c |    3 +++
 1 file changed, 3 insertions(+)

Index: linux/drivers/firewire/fw-ohci.c
===================================================================
--- linux.orig/drivers/firewire/fw-ohci.c
+++ linux/drivers/firewire/fw-ohci.c
@@ -680,6 +680,9 @@ at_context_queue_packet(struct context *
 
 	/* FIXME: Document how the locking works. */
 	if (ohci->generation != packet->generation) {
+		if (packet->payload_length > 0)
+			dma_unmap_single(ohci->card.device, payload_bus,
+					 packet->payload_length, DMA_TO_DEVICE);
 		packet->ack = RCODE_GENERATION;
 		return -1;
 	}