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Subject: media: v4l: vsp1: Fix bru null pointer access
Author:  Biju Das <[email protected]>
Date:    Mon Mar 1 13:08:27 2021 +0100

RZ/G2L SoC has only BRS. This patch fixes null pointer access,when only
BRS is enabled.

Fixes: cbb7fa49c7466("media: v4l: vsp1: Rename BRU to BRx")
Signed-off-by: Biju Das <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

 drivers/media/platform/vsp1/vsp1_drm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

---

diff --git a/drivers/media/platform/vsp1/vsp1_drm.c 
b/drivers/media/platform/vsp1/vsp1_drm.c
index 86d5e3f4b1ff..f6d2f47a4058 100644
--- a/drivers/media/platform/vsp1/vsp1_drm.c
+++ b/drivers/media/platform/vsp1/vsp1_drm.c
@@ -245,7 +245,7 @@ static int vsp1_du_pipeline_setup_brx(struct vsp1_device 
*vsp1,
                brx = &vsp1->bru->entity;
        else if (pipe->brx && !drm_pipe->force_brx_release)
                brx = pipe->brx;
-       else if (!vsp1->bru->entity.pipe)
+       else if (vsp1_feature(vsp1, VSP1_HAS_BRU) && !vsp1->bru->entity.pipe)
                brx = &vsp1->bru->entity;
        else
                brx = &vsp1->brs->entity;

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