If there was a dss device without a driver and thus omapfb probe failed,
ref counts could be left to dss devices.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxx>
---
drivers/video/omap2/omapfb/omapfb-main.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index d17caef..973bf79 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -2111,18 +2111,23 @@ static int omapfb_probe(struct platform_device *pdev)
fbdev->dev = &pdev->dev;
platform_set_drvdata(pdev, fbdev);
+ r = 0;
fbdev->num_displays = 0;
dssdev = NULL;
for_each_dss_dev(dssdev) {
omap_dss_get_device(dssdev);
+
if (!dssdev->driver) {
dev_err(&pdev->dev, "no driver for display\n");
- r = -EINVAL;
- goto cleanup;
+ r = -ENODEV;
}
+
fbdev->displays[fbdev->num_displays++] = dssdev;
}
+ if (r)
+ goto cleanup;
+
if (fbdev->num_displays == 0) {
dev_err(&pdev->dev, "no displays\n");
r = -EINVAL;
--
1.6.5
--
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