diff options
| -rw-r--r-- | drivers/media/video/videobuf2-dma-contig.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/videobuf2-dma-contig.c b/drivers/media/video/videobuf2-dma-contig.c index a84af850d1fe..459c0e2efa9d 100644 --- a/drivers/media/video/videobuf2-dma-contig.c +++ b/drivers/media/video/videobuf2-dma-contig.c @@ -246,6 +246,9 @@ static inline int vma_is_io(struct vm_area_struct *vma) static int vb2_dc_get_user_pages(unsigned long start, struct page **pages, int n_pages, struct vm_area_struct *vma, int write) { + if (vma->vm_mm == NULL) + vma->vm_mm = current->mm; + if (vma_is_io(vma)) { unsigned int i; |