[media] media: videobuf2: fix the length check for mmap

Memory maps typically require that the buffer size to be page
aligned. Currently, two memops drivers do such alignment
internally, but videobuf-vmalloc doesn't.
Also, the buffer overflow check doesn't take it into account.
So, instead of doing it at each memops driver, enforce it at
VB2 core.

Reported-by: Prabhakar lad <[email protected]>
Acked-by: Laurent Pinchart <[email protected]>
Acked-by: Marek Szyprowski <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

0 files changed, 0 insertions, 0 deletions