ASoC: Fix trivial build regression in Kirkwood I2S

A fix merged in 3.1-rc2 introduced a small regression, this should get it
to build again.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/kirkwood/kirkwood-i2s.c

@@ -424,7 +424,7 @@ static __devinit int kirkwood_i2s_dev_probe(struct platform_device *pdev)
 	if (!priv->mem) {
 		dev_err(&pdev->dev, "request_mem_region failed\n");
 		err = -EBUSY;
-		goto error_alloc;
+		goto err_alloc;
 	}
 
 	priv->io = ioremap(priv->mem->start, SZ_16K);