From ec8741078d0a644d68827c8a347ac6be153622b5 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Mon, 19 Mar 2012 14:56:39 +0000 Subject: [PATCH] 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 Signed-off-by: Tomi Valkeinen --- drivers/video/omap2/dss/venc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c index 9c3daf7..abfbd4a 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); -- 2.7.4