forked from Minki/linux
media: omap_vout: Fix a possible null pointer dereference in omap_vout_open()
Move a debug message so that a null pointer access can not happen
for the variable "vout" in this function.
Fixes: 5c7ab6348e
("V4L/DVB: V4L2: Add support for OMAP2/3 V4L2 display driver on top of DSS2")
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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1bfbb88564
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@ -1004,11 +1004,12 @@ static int omap_vout_open(struct file *file)
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struct omap_vout_device *vout = NULL;
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vout = video_drvdata(file);
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v4l2_dbg(1, debug, &vout->vid_dev->v4l2_dev, "Entering %s\n", __func__);
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if (vout == NULL)
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return -ENODEV;
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v4l2_dbg(1, debug, &vout->vid_dev->v4l2_dev, "Entering %s\n", __func__);
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/* for now, we only support single open */
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if (vout->opened)
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return -EBUSY;
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