From 00542edf071e249ccb541ffb2d2b9034e2533968 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Sun, 31 Jul 2011 17:12:02 +0200
Subject: [PATCH] [media] omap3isp: Don't accept pipelines with no video source
 as valid

Make sure the pipeline has a valid video source (either a subdev with no
sink pad, or a non-subdev entity) at stream-on time and return -EPIPE if
no video source can be found.

Reported-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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Reading git-format-patch failed