vb2: Fix an off by one error in 'vb2_plane_vaddr'
commit 5ebb6dd3 upstream. We should ensure that 'plane_no' is '< vb->num_planes' as done in 'vb2_plane_cookie' just a few lines below. Fixes: e23ccc0a ("[media] v4l: add videobuf2 Video for Linux 2 driver framework") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
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