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| author | Arvind Yadav <arvind.yadav.cs@gmail.com> | 2017-07-01 14:27:13 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-07-19 21:58:38 +0300 |
| commit | 6e03db38631f5607e81856418ffe779c29e53c56 (patch) | |
| tree | e7bd5341dbbad9e6dcb4e93d1644d9bf3dc3e3b4 /drivers/media/v4l2-core | |
| parent | 568bdaddc324c0068f26bbe3d4dc57acb8e3286b (diff) | |
| download | linux-6e03db38631f5607e81856418ffe779c29e53c56.tar.xz | |
media: vb2 dma-contig: Constify dma_buf_ops structures
dma_buf_ops are not supposed to change at runtime. All functions
working with dma_buf_ops provided by <linux/dma-buf.h> work with
const dma_buf_ops. So mark the non-const structs as const.
File size before:
text data bss dec hex filename
6035 272 0 6307 18a3 drivers/media/v4l2-core/videobuf2-dma-contig.o
File size After adding 'const':
text data bss dec hex filename
6155 160 0 6315 18ab drivers/media/v4l2-core/videobuf2-dma-contig.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/v4l2-core')
| -rw-r--r-- | drivers/media/v4l2-core/videobuf2-dma-contig.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index 4f246d166111..5b90a66b9e78 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -352,7 +352,7 @@ static int vb2_dc_dmabuf_ops_mmap(struct dma_buf *dbuf, return vb2_dc_mmap(dbuf->priv, vma); } -static struct dma_buf_ops vb2_dc_dmabuf_ops = { +static const struct dma_buf_ops vb2_dc_dmabuf_ops = { .attach = vb2_dc_dmabuf_ops_attach, .detach = vb2_dc_dmabuf_ops_detach, .map_dma_buf = vb2_dc_dmabuf_ops_map, |