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media: tegra-cec: fix cec_notifier_parse_hdmi_phandle return check

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cec_notifier_parse_hdmi_phandle returns an error pointer, not a NULL
pointer on error.

Fixes: 4d34c9267d: ("media: tegra_cec: use new cec_notifier_parse_hdmi_phandle helper")

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hans Verkuil 2019-04-24 06:09:54 -04:00 committed by Mauro Carvalho Chehab
parent b72845ee55
commit 1199fa8c0d
1 changed files with 2 additions and 2 deletions
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4
drivers/media/platform/tegra-cec/tegra_cec.c
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@ -334,8 +334,8 @@ static int tegra_cec_probe(struct platform_device *pdev)
hdmi_dev = cec_notifier_parse_hdmi_phandle(&pdev->dev);
if (!hdmi_dev)
return -ENODEV;
if (IS_ERR(hdmi_dev))
return PTR_ERR(hdmi_dev);
cec = devm_kzalloc(&pdev->dev, sizeof(struct tegra_cec), GFP_KERNEL);