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From: Biju Das <biju.das.jz@bp.renesas.com>
To: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Biju Das <biju.das.jz@bp.renesas.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>,
	linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Chris Paterson <Chris.Paterson2@renesas.com>,
	Biju Das <biju.das@bp.renesas.com>,
	Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: [PATCH 1/2] media: v4l: vsp1: Fix bru null pointer access
Date: Mon,  1 Mar 2021 12:02:07 +0000	[thread overview]
Message-ID: <20210301120208.6707-2-biju.das.jz@bp.renesas.com> (raw)
In-Reply-To: <20210301120208.6707-1-biju.das.jz@bp.renesas.com>

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 <biju.das.jz@bp.renesas.com>
---
 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;
-- 
2.17.1


  reply	other threads:[~2021-03-01 12:03 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-01 12:02 [PATCH 0/2] VSP trivial enhancements Biju Das
2021-03-01 12:02 ` Biju Das [this message]
2021-03-01 12:02 ` [PATCH 2/2] media: v4l: vsp1: Fix uif null pointer access Biju Das
2021-03-01 12:08 [PATCH 0/2] VSP trivial enhancements Biju Das
2021-03-01 12:08 ` [PATCH 1/2] media: v4l: vsp1: Fix bru null pointer access Biju Das
2021-03-08 23:06   ` Kieran Bingham
2021-03-11  7:15     ` Biju Das
2021-03-15  3:36       ` Laurent Pinchart
2021-03-15  9:15         ` Biju Das
2021-03-15  9:27           ` Laurent Pinchart

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