ASoC: Return proper error for omap3pandora_soc_init

Return PTR_ERR(omap3pandora_dac_reg) instead of 0 if regulator_get failed.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/omap/omap3pandora.c b/sound/soc/omap/omap3pandora.c
index dbd9d96..4ee33ce 100644
--- a/sound/soc/omap/omap3pandora.c
+++ b/sound/soc/omap/omap3pandora.c
@@ -306,6 +306,7 @@
 		pr_err(PREFIX "Failed to get DAC regulator from %s: %ld\n",
 			dev_name(&omap3pandora_snd_device->dev),
 			PTR_ERR(omap3pandora_dac_reg));
+		ret = PTR_ERR(omap3pandora_dac_reg);
 		goto fail3;
 	}