diff options
| -rw-r--r-- | drivers/staging/android/ion/ion_heap.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/staging/android/ion/ion_heap.c b/drivers/staging/android/ion/ion_heap.c index 0d30f9f7eeb..403fdc7d745 100644 --- a/drivers/staging/android/ion/ion_heap.c +++ b/drivers/staging/android/ion/ion_heap.c @@ -76,6 +76,7 @@ int ion_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer, unsigned long offset = vma->vm_pgoff * PAGE_SIZE; struct scatterlist *sg; int i; + int ret; for_each_sg(table->sgl, sg, table->nents, i) { struct page *page = sg_page(sg); @@ -91,8 +92,10 @@ int ion_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer, offset = 0; } len = min(len, remainder); - remap_pfn_range(vma, addr, page_to_pfn(page), len, + ret = remap_pfn_range(vma, addr, page_to_pfn(page), len, vma->vm_page_prot); + if (ret) + return ret; addr += len; if (addr >= vma->vm_end) return 0; |