ASoC: Terminate WM8750 SPI device ID table

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>

sound/soc/codecs/wm8750.c

@@ -781,6 +781,7 @@ static int __devexit wm8750_spi_remove(struct spi_device *spi)
 static const struct spi_device_id wm8750_spi_ids[] = {
 	{ "wm8750", 0 },
 	{ "wm8987", 0 },
+	{ 0, 0 },
 };
 MODULE_DEVICE_TABLE(spi, wm8750_spi_ids);