From 56fa2ece881348d314800b858581f2ae950f8e20 Mon Sep 17 00:00:00 2001 From: "Jon Medhurst (Tixy)" Date: Fri, 17 Jul 2015 12:01:29 +0100 Subject: [PATCH] staging: ion: ion_cma_heap: Don't directly use dma_common_get_sgtable Use dma_get_sgtable rather than dma_common_get_sgtable so a device's dma_ops aren't bypassed. This is essential in situations where a device uses an IOMMU and the physical memory is not contiguous (as the common function assumes). Signed-off-by: Jon Medhurst Reviewed-by: Robin Murphy Signed-off-by: Greg Kroah-Hartman --- drivers/staging/android/ion/ion_cma_heap.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/android/ion/ion_cma_heap.c b/drivers/staging/android/ion/ion_cma_heap.c index f4211f1be488..86b91fd53852 100644 --- a/drivers/staging/android/ion/ion_cma_heap.c +++ b/drivers/staging/android/ion/ion_cma_heap.c @@ -73,8 +73,7 @@ static int ion_cma_allocate(struct ion_heap *heap, struct ion_buffer *buffer, if (!info->table) goto free_mem; - if (dma_common_get_sgtable - (dev, info->table, info->cpu_addr, info->handle, len)) + if (dma_get_sgtable(dev, info->table, info->cpu_addr, info->handle, len)) goto free_table; /* keep this for memory release */ buffer->priv_virt = info; -- 2.39.5