[03/10] ARM: dmabounce: avoid needless valid_dma_direction() check

Commit Message

Russell King - ARM Linux July 4, 2011, 8:48 a.m. UTC

This check is done at the DMA API level, so there's no point repeating
it here.

Signed-off-by: Russell King <[e-mail]>
---
 arch/arm/common/dmabounce.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

Patch

diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 8a0588b..3e0fa15 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -334,8 +334,6 @@  dma_addr_t __dma_map_page(struct device *dev, struct page *page,
 	dev_dbg(dev, "%s(page=%p,off=%#lx,size=%zx,dir=%x)\n",
 		__func__, page, offset, size, dir);
 
-	BUG_ON(!valid_dma_direction(dir));
-
 	if (PageHighMem(page)) {
 		dev_err(dev, "DMA buffer bouncing of HIGHMEM pages "
 			     "is not supported\n");