V4L/DVB: v4l videobuf: use struct videobuf_buffer * instead of void * for videobuf_alloc

videobuf_alloc() returned a void *. Change to struct videobuf_buffer *
to get better type checking.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/include/media/videobuf-core.h b/include/media/videobuf-core.h
index 22d5a02884ad..4497e23c9d29 100644
--- a/include/media/videobuf-core.h
+++ b/include/media/videobuf-core.h
@@ -127,7 +127,7 @@ struct videobuf_queue_ops {
 struct videobuf_qtype_ops {
         u32                     magic;
 
-        void *(*alloc)          (size_t size);
+        struct videobuf_buffer *(*alloc)(size_t size);
         void *(*vmalloc)        (struct videobuf_buffer *buf);
         int (*iolock)           (struct videobuf_queue *q,
                                  struct videobuf_buffer *vb,
@@ -182,7 +182,7 @@ int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr);
 int videobuf_iolock(struct videobuf_queue *q, struct videobuf_buffer *vb,
                 struct v4l2_framebuffer *fbuf);
 
-void *videobuf_alloc(struct videobuf_queue* q);
+struct videobuf_buffer *videobuf_alloc(struct videobuf_queue *q);
 
 /* Used on videobuf-dvb */
 void *videobuf_queue_to_vmalloc(struct videobuf_queue *q,