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author | Souptick Joarder <jrdr.linux@gmail.com> | 2019-01-16 21:49:33 +0300 |
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committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-01-21 20:46:22 +0300 |
commit | 0a44baa4e9959d67b01b24a38b90dd903f89a0b6 (patch) | |
tree | e4a35058cd59907182d2786153133ca062f00ef9 /drivers/media/v4l2-core | |
parent | 07b8fd86556c64e8424f198f1b6a75ca194520f9 (diff) | |
download | linux-0a44baa4e9959d67b01b24a38b90dd903f89a0b6.tar.xz |
media: media/v4l2-core/videobuf-vmalloc.c: Remove dead code
This code is commented since version 3.7. If there is no plan to
use it in future, we can remove this dead code.
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/v4l2-core')
-rw-r--r-- | drivers/media/v4l2-core/videobuf-vmalloc.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/media/v4l2-core/videobuf-vmalloc.c b/drivers/media/v4l2-core/videobuf-vmalloc.c index 45fe781aeeec..293213ad9ef7 100644 --- a/drivers/media/v4l2-core/videobuf-vmalloc.c +++ b/drivers/media/v4l2-core/videobuf-vmalloc.c @@ -196,26 +196,6 @@ static int __videobuf_iolock(struct videobuf_queue *q, } dprintk(1, "vmalloc is at addr %p (%d pages)\n", mem->vaddr, pages); - -#if 0 - int rc; - /* Kernel userptr is used also by read() method. In this case, - there's no need to remap, since data will be copied to user - */ - if (!vb->baddr) - return 0; - - /* FIXME: to properly support USERPTR, remap should occur. - The code below won't work, since mem->vma = NULL - */ - /* Try to remap memory */ - rc = remap_vmalloc_range(mem->vma, (void *)vb->baddr, 0); - if (rc < 0) { - printk(KERN_ERR "mmap: remap failed with error %d", rc); - return -ENOMEM; - } -#endif - break; case V4L2_MEMORY_OVERLAY: default: |