diff options
| author | Tomi Valkeinen <tomi.valkeinen@nokia.com> | 2010-02-17 12:00:01 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@nokia.com> | 2010-02-18 13:19:51 +0200 |
| commit | b3f91eb8d8d17ad3ca5da4fa9f20d2e46133fd99 (patch) | |
| tree | db3938ff5c9a7bf86ab4062ac9ddb4c009179b62 | |
| parent | c121b15244c53637c3e9ca608b8816abcfbe2f8e (diff) | |
| download | lwn-b3f91eb8d8d17ad3ca5da4fa9f20d2e46133fd99.tar.gz lwn-b3f91eb8d8d17ad3ca5da4fa9f20d2e46133fd99.zip | |
OMAP: DSS2: OMAPFB: fix dssdev cleanup on error
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@nokia.com>
| -rw-r--r-- | 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 d17caef6915a..973bf7938086 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; |