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dma-buf: Remove requirement for ops->map() from dma_buf_export

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Since commit 9ea0dfbf972 ("dma-buf: make map_atomic and map function
pointers optional"), the core provides the no-op functions when map and
map_atomic are not provided, so we no longer need assert that are
supplied by a dma-buf exporter.

Fixes: 09ea0dfbf9 ("dma-buf: make map_atomic and map function pointers optional")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20180807183647.22626-1-chris@chris-wilson.co.uk
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Chris Wilson 2018-08-07 19:36:47 +01:00 committed by Gerd Hoffmann
parent 75ff9f3c9a
commit f82aab2d52
1 changed files with 0 additions and 1 deletions
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drivers/dma-buf/dma-buf.c
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@ -405,7 +405,6 @@ struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info)
|| !exp_info->ops->map_dma_buf
|| !exp_info->ops->unmap_dma_buf
|| !exp_info->ops->release
|| !exp_info->ops->map
|| !exp_info->ops->mmap)) {
return ERR_PTR(-EINVAL);
}