ion: fix sparse warnings

Fix sparse warnings in ion.

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 8 insertions, 7 deletions

diff --git a/drivers/staging/android/ion/ion_cma_heap.c b/drivers/staging/android/ion/ion_cma_heap.c
index 1e308a092fe6..3dcf9b47d5d5 100644
--- a/drivers/staging/android/ion/ion_cma_heap.c
+++ b/drivers/staging/android/ion/ion_cma_heap.c
@@ -44,8 +44,8 @@ struct ion_cma_buffer_info {
  * This function could be replaced by dma_common_get_sgtable
  * as soon as it will avalaible.
  */
-int ion_cma_get_sgtable(struct device *dev, struct sg_table *sgt,
-			void *cpu_addr, dma_addr_t handle, size_t size)
+static int ion_cma_get_sgtable(struct device *dev, struct sg_table *sgt,
+			       void *cpu_addr, dma_addr_t handle, size_t size)
 {
 	struct page *page = virt_to_page(cpu_addr);
 	int ret;
@@ -137,16 +137,16 @@ static int ion_cma_phys(struct ion_heap *heap, struct ion_buffer *buffer,
 	return 0;
 }
 
-struct sg_table *ion_cma_heap_map_dma(struct ion_heap *heap,
-					 struct ion_buffer *buffer)
+static struct sg_table *ion_cma_heap_map_dma(struct ion_heap *heap,
+					     struct ion_buffer *buffer)
 {
 	struct ion_cma_buffer_info *info = buffer->priv_virt;
 
 	return info->table;
 }
 
-void ion_cma_heap_unmap_dma(struct ion_heap *heap,
-			       struct ion_buffer *buffer)
+static void ion_cma_heap_unmap_dma(struct ion_heap *heap,
+				   struct ion_buffer *buffer)
 {
 	return;
 }
@@ -162,7 +162,8 @@ static int ion_cma_mmap(struct ion_heap *mapper, struct ion_buffer *buffer,
 				 buffer->size);
 }
 
-void *ion_cma_map_kernel(struct ion_heap *heap, struct ion_buffer *buffer)
+static void *ion_cma_map_kernel(struct ion_heap *heap,
+				struct ion_buffer *buffer)
 {
 	struct ion_cma_buffer_info *info = buffer->priv_virt;
 	/* kernel memory mapping has been done at allocation time */