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drm/udl: dma-buf: 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 2002 112 0 2114 842 drivers/gpu/drm/udl/udl_dmabuf.o File size After adding 'const': text data bss dec hex filename 2114 0 0 2114 842 drivers/gpu/drm/udl/udl_dmabuf.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/cb4dfac90e85e2270779331f8cb10b635042bad7.1498912415.git.arvind.yadav.cs@gmail.com
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@ -186,7 +186,7 @@ static int udl_dmabuf_mmap(struct dma_buf *dma_buf,
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return -EINVAL;
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}
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static struct dma_buf_ops udl_dmabuf_ops = {
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static const struct dma_buf_ops udl_dmabuf_ops = {
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.attach = udl_attach_dma_buf,
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.detach = udl_detach_dma_buf,
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.map_dma_buf = udl_map_dma_buf,
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