swiotlb: fix inversed DMA_ATTR_NO_WARN test

[linux-2.6-microblaze.git] / lib / dma-direct.c

diff --git a/lib/dma-direct.c b/lib/dma-direct.c
index c0bba30..bbfb229 100644 (file)
--- a/lib/dma-direct.c
+++ b/lib/dma-direct.c
@@ -84,7 +84,8 @@ again:
                __free_pages(page, page_order);
                page = NULL;
 
-               if (dev->coherent_dma_mask < DMA_BIT_MASK(32) &&
+               if (IS_ENABLED(CONFIG_ZONE_DMA) &&
+                   dev->coherent_dma_mask < DMA_BIT_MASK(32) &&
                    !(gfp & GFP_DMA)) {
                        gfp = (gfp & ~GFP_DMA32) | GFP_DMA;
                        goto again;