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firewire: core: fix DMA unmapping in iso buffer removal

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dmap_unmap_page() shall use the same direction as dma_map_page().

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Stefan Richter 2009-06-15 00:38:50 +02:00
parent 1337f8535a
commit 29ad14cddd
1 changed files with 2 additions and 2 deletions
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4
drivers/firewire/core-iso.c
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@ -71,7 +71,7 @@ int fw_iso_buffer_init(struct fw_iso_buffer *buffer, struct fw_card *card,
for (j = 0; j < i; j++) {
address = page_private(buffer->pages[j]);
dma_unmap_page(card->device, address,
PAGE_SIZE, DMA_TO_DEVICE);
PAGE_SIZE, direction);
__free_page(buffer->pages[j]);
}
kfree(buffer->pages);
@ -108,7 +108,7 @@ void fw_iso_buffer_destroy(struct fw_iso_buffer *buffer,
for (i = 0; i < buffer->page_count; i++) {
address = page_private(buffer->pages[i]);
dma_unmap_page(card->device, address,
PAGE_SIZE, DMA_TO_DEVICE);
PAGE_SIZE, buffer->direction);
__free_page(buffer->pages[i]);
}