ASoC: wm8940: remove unnecessary if statements

removing unnecessary if(ret) checks

This updated patch corrects a minor spelling problem in the commit message
and resolves two other (similar) issues found in wm8940.c by Jonathan Cameron.

Signed-off-by: Greg Dietsche <Gregory.Dietsche@cuw.edu>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/wm8940.c

@@ -297,8 +297,6 @@ static int wm8940_add_widgets(struct snd_soc_codec *codec)
 	if (ret)
 		goto error_ret;
 	ret = snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-	if (ret)
-		goto error_ret;
 
 error_ret:
 	return ret;
@@ -683,8 +681,6 @@ static int wm8940_resume(struct snd_soc_codec *codec)
 		}
 	}
 	ret = wm8940_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-	if (ret)
-		goto error_ret;
 
 error_ret:
 	return ret;
@@ -730,9 +726,6 @@ static int wm8940_probe(struct snd_soc_codec *codec)
 	if (ret)
 		return ret;
 	ret = wm8940_add_widgets(codec);
-	if (ret)
-		return ret;
-
 	return ret;
 }