Check the return value of 'regulator_enable()' to fix the following build error:
drivers/staging/imx-drm/imx-tve.c: In function 'imx_tve_probe':
drivers/staging/imx-drm/imx-tve.c:671:19: warning: ignoring return value of
'regulator_enable', declared with attribute warn_unused_result [-Wunused-result]
Signed-off-by: Fabio Estevam <fabio.este...@freescale.com>
---
drivers/staging/imx-drm/imx-tve.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/imx-drm/imx-tve.c
b/drivers/staging/imx-drm/imx-tve.c
index a6efa8f6..ce65ad3 100644
--- a/drivers/staging/imx-drm/imx-tve.c
+++ b/drivers/staging/imx-drm/imx-tve.c
@@ -668,7 +668,9 @@ static int imx_tve_probe(struct platform_device *pdev)
tve->dac_reg = devm_regulator_get(&pdev->dev, "dac");
if (!IS_ERR(tve->dac_reg)) {
regulator_set_voltage(tve->dac_reg, 2750000, 2750000);
- regulator_enable(tve->dac_reg);
+ ret = regulator_enable(tve->dac_reg);
+ if (ret)
+ return ret;
}
tve->clk = devm_clk_get(&pdev->dev, "tve");
--
1.8.1.2
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