[PATCH v1 2/3] media: cedrus: Set the platform driver data earlier
From: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Date: 2022-08-18 20:34:03
Also in:
linux-media, linux-staging, linux-sunxi, lkml, stable
Subsystem:
allwinner vpu driver, media input infrastructure (v4l/dvb), staging subsystem, the rest · Maintainers:
Maxime Ripard, Paul Kocialkowski, Mauro Carvalho Chehab, Greg Kroah-Hartman, Linus Torvalds
From: Dmitry Osipenko <dmitry.osipenko@collabora.com> The cedrus_hw_resume() crashes with NULL deference on driver probe if runtime PM is disabled because it uses platform data that hasn't been set up yet. Fix this by setting the platform data earlier during probe. Cc: stable@vger.kernel.org Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com> Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com> --- drivers/staging/media/sunxi/cedrus/cedrus.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c
index 960a0130cd620..55c54dfdc585c 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus.c@@ -448,6 +448,8 @@ static int cedrus_probe(struct platform_device *pdev) if (!dev) return -ENOMEM; + platform_set_drvdata(pdev, dev); + dev->vfd = cedrus_video_device; dev->dev = &pdev->dev; dev->pdev = pdev;
@@ -521,8 +523,6 @@ static int cedrus_probe(struct platform_device *pdev) goto err_m2m_mc; } - platform_set_drvdata(pdev, dev); - return 0; err_m2m_mc:
--
2.37.2
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