diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-19 15:56:39 +0100 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-04-23 09:48:05 +0200 |
| commit | ec8741078d0a644d68827c8a347ac6be153622b5 (patch) | |
| tree | ecc4429b24c977502a319a7e89214c97dc14e87a /drivers | |
| parent | OMAP: DSS2: Remove suspicous and unused TAAL regulator API usage (diff) | |
| download | linux-ec8741078d0a644d68827c8a347ac6be153622b5.tar.xz linux-ec8741078d0a644d68827c8a347ac6be153622b5.zip | |
OMAPDSS: VENC: Check for errors from regulator_enable()
It is possible for regulator_enable() to fail and if it does fail that's
generally a bad sign for anything we try to do with the hardware afterwards
so check for and immediately return an error if regulator_enable() fails.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/omap2/dss/venc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c index 9c3daf71750c..abfbd4ac3e22 100644 --- a/drivers/video/omap2/dss/venc.c +++ b/drivers/video/omap2/dss/venc.c @@ -443,7 +443,9 @@ static int venc_power_on(struct omap_dss_device *dssdev) dispc_set_digit_size(dssdev->panel.timings.x_res, dssdev->panel.timings.y_res/2); - regulator_enable(venc.vdda_dac_reg); + r = regulator_enable(venc.vdda_dac_reg); + if (r) + goto err; if (dssdev->platform_enable) dssdev->platform_enable(dssdev); |