diff mbox

[12/31] mn10300: handle page-less SG entries

Message ID 1439363150-8661-13-git-send-email-hch@lst.de (mailing list archive)
State Awaiting Upstream
Headers show

Commit Message

Christoph Hellwig Aug. 12, 2015, 7:05 a.m. UTC
Just remove a BUG_ON, the code handles them just fine as-is.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/mn10300/include/asm/dma-mapping.h | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
diff mbox

Patch

diff --git a/arch/mn10300/include/asm/dma-mapping.h b/arch/mn10300/include/asm/dma-mapping.h
index a18abfc..b1b1050 100644
--- a/arch/mn10300/include/asm/dma-mapping.h
+++ b/arch/mn10300/include/asm/dma-mapping.h
@@ -57,11 +57,8 @@  int dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
 	BUG_ON(!valid_dma_direction(direction));
 	WARN_ON(nents == 0 || sglist[0].length == 0);
 
-	for_each_sg(sglist, sg, nents, i) {
-		BUG_ON(!sg_page(sg));
-
+	for_each_sg(sglist, sg, nents, i)
 		sg->dma_address = sg_phys(sg);
-	}
 
 	mn10300_dcache_flush_inv();
 	return nents;