ASoC: wm8804: Remove unneeded gpiod NULL check

The gpiod API checks for NULL descriptors, so there is no need to
duplicate the check in the driver.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm8804.c

@@ -623,7 +623,6 @@ int wm8804_probe(struct device *dev, struct regmap *regmap)
 		return ret;
 	}
 
-	if (wm8804->reset)
 	gpiod_set_value_cansleep(wm8804->reset, 1);
 
 	ret = regmap_read(regmap, WM8804_RST_DEVID1, &id1);