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-rw-r--r--drivers/gpu/drm/drm_buffer.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_buffer.c b/drivers/gpu/drm/drm_buffer.c
index 55d03ed05000..529a0dbe9fc6 100644
--- a/drivers/gpu/drm/drm_buffer.c
+++ b/drivers/gpu/drm/drm_buffer.c
@@ -98,8 +98,8 @@ EXPORT_SYMBOL(drm_buffer_alloc);
* user_data: A pointer the data that is copied to the buffer.
* size: The Number of bytes to copy.
*/
-extern int drm_buffer_copy_from_user(struct drm_buffer *buf,
- void __user *user_data, int size)
+int drm_buffer_copy_from_user(struct drm_buffer *buf,
+ void __user *user_data, int size)
{
int nr_pages = size / PAGE_SIZE + 1;
int idx;
@@ -163,7 +163,7 @@ void *drm_buffer_read_object(struct drm_buffer *buf,
{
int idx = drm_buffer_index(buf);
int page = drm_buffer_page(buf);
- void *obj = 0;
+ void *obj = NULL;
if (idx + objsize <= PAGE_SIZE) {
obj = &buf->data[page][idx];

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