From: Fabio Estevam <fabio.estevam@xxxxxxx>
regulator_set_voltage() may fail, so we better check its return value
and propagate it in the case of error.
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxx>
---
drivers/gpu/drm/imx/imx-tve.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/imx/imx-tve.c b/drivers/gpu/drm/imx/imx-tve.c
index baf7881..c93301c 100644
--- a/drivers/gpu/drm/imx/imx-tve.c
+++ b/drivers/gpu/drm/imx/imx-tve.c
@@ -633,7 +633,9 @@ static int imx_tve_bind(struct device *dev, struct device *master, void *data)
tve->dac_reg = devm_regulator_get(dev, "dac");
if (!IS_ERR(tve->dac_reg)) {
- regulator_set_voltage(tve->dac_reg, 2750000, 2750000);
+ ret = regulator_set_voltage(tve->dac_reg, 2750000, 2750000);
+ if (ret)
+ return ret;
ret = regulator_enable(tve->dac_reg);
if (ret)
return ret;
--
1.9.1
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