3 files changed, 9 insertions, 4 deletions

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 4044abcf6f9d..655878bcc96d 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1091,7 +1091,7 @@ error:
         while (--i)
                 if (pages[i])
                         __free_pages(pages[i], 0);
-        if (array_size < PAGE_SIZE)
+        if (array_size <= PAGE_SIZE)
                 kfree(pages);
         else
                 vfree(pages);
@@ -1106,7 +1106,7 @@ static int __iommu_free_buffer(struct device *dev, struct page **pages, size_t s
         for (i = 0; i < count; i++)
                 if (pages[i])
                         __free_pages(pages[i], 0);
-        if (array_size < PAGE_SIZE)
+        if (array_size <= PAGE_SIZE)
                 kfree(pages);
         else
                 vfree(pages);
diff --git a/include/asm-generic/dma-contiguous.h b/include/asm-generic/dma-contiguous.h
index c544356b374b..294b1e755ab2 100644
--- a/include/asm-generic/dma-contiguous.h
+++ b/include/asm-generic/dma-contiguous.h
@@ -18,7 +18,7 @@ static inline void dev_set_cma_area(struct device *dev, struct cma *cma)
 {
         if (dev)
                 dev->cma_area = cma;
-        if (!dev || !dma_contiguous_default_area)
+        if (!dev && !dma_contiguous_default_area)
                 dma_contiguous_default_area = cma;
 }
 
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 44030096da63..4a4f9219683f 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5635,7 +5635,12 @@ static struct page *
 __alloc_contig_migrate_alloc(struct page *page, unsigned long private,
                              int **resultp)
 {
-        return alloc_page(GFP_HIGHUSER_MOVABLE);
+        gfp_t gfp_mask = GFP_USER | __GFP_MOVABLE;
+
+        if (PageHighMem(page))
+                gfp_mask |= __GFP_HIGHMEM;
+
+        return alloc_page(gfp_mask);
 }
 
 /* [start, end) must belong to a single zone. */