[media] v4l: videobuf: remove unused is_userptr variable
Remove unused is_userptr variable from videobuf-dma-contig. Signed-off-by: Pawel Osciak <p.osciak@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -28,7 +28,6 @@ struct videobuf_dma_contig_memory {
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void *vaddr;
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dma_addr_t dma_handle;
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unsigned long size;
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int is_userptr;
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};
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#define MAGIC_DC_MEM 0x0733ac61
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@ -120,7 +119,6 @@ static const struct vm_operations_struct videobuf_vm_ops = {
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*/
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static void videobuf_dma_contig_user_put(struct videobuf_dma_contig_memory *mem)
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{
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mem->is_userptr = 0;
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mem->dma_handle = 0;
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mem->size = 0;
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}
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@ -147,7 +145,6 @@ static int videobuf_dma_contig_user_get(struct videobuf_dma_contig_memory *mem,
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offset = vb->baddr & ~PAGE_MASK;
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mem->size = PAGE_ALIGN(vb->size + offset);
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mem->is_userptr = 0;
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ret = -EINVAL;
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down_read(&mm->mmap_sem);
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@ -181,9 +178,6 @@ static int videobuf_dma_contig_user_get(struct videobuf_dma_contig_memory *mem,
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pages_done++;
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}
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if (!ret)
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mem->is_userptr = 1;
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out_up:
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up_read(¤t->mm->mmap_sem);
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