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OMAP: DSS2: OMAPFB: fix crash when panel driver was not loaded

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If the panel's probe had failed, omapfb would still go on, eventually
crashing.

A better fix would be to handle each display properly, and leaving just
the failed display out. But that is a bigger change.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
This commit is contained in:
Tomi Valkeinen 2010-01-07 17:45:03 +02:00
parent 2d9c5597ad
commit 807a7515ae
1 changed files with 5 additions and 0 deletions
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5
drivers/video/omap2/omapfb/omapfb-main.c
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@ -2115,6 +2115,11 @@ static int omapfb_probe(struct platform_device *pdev)
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;
}
fbdev->displays[fbdev->num_displays++] = dssdev;
}