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Commit 29ad14cd authored by Stefan Richter's avatar Stefan Richter
Browse files

firewire: core: fix DMA unmapping in iso buffer removal 



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

Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
parent 1337f853

drivers/firewire/core-iso.c

+2 −2
Original line number Diff line number Diff line
@@ -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]);

	}