From: Ma Haijun Date: Thu, 27 Mar 2014 11:07:06 +0000 (-0300) Subject: [media] videobuf-dma-contig: fix incorrect argument to vm_iomap_memory() call X-Git-Tag: firefly_0821_release~176^2~3573^2~174 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=29f1cdb0d0f2b453b2aac2e5f6e0af7370040a27;p=firefly-linux-kernel-4.4.55.git [media] videobuf-dma-contig: fix incorrect argument to vm_iomap_memory() call The second argument should be physical address rather than virtual address. Signed-off-by: Ma Haijun Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/v4l2-core/videobuf-dma-contig.c b/drivers/media/v4l2-core/videobuf-dma-contig.c index 7e6b209b7002..bf80f0f7dfb8 100644 --- a/drivers/media/v4l2-core/videobuf-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf-dma-contig.c @@ -305,7 +305,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, /* Try to remap memory */ size = vma->vm_end - vma->vm_start; vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - retval = vm_iomap_memory(vma, vma->vm_start, size); + retval = vm_iomap_memory(vma, mem->dma_handle, size); if (retval) { dev_err(q->dev, "mmap: remap failed with error %d. ", retval);