spi: fix build break in spi-fsl-espi.c

Fix a build error introduced by 24778be "spi: convert drivers to use
bits_per_word_mask":

drivers/spi/spi-fsl-espi.c:162:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before '->' token

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c
index 0ef05f1..6a74d78 100644
--- a/drivers/spi/spi-fsl-espi.c
+++ b/drivers/spi/spi-fsl-espi.c
@@ -153,7 +153,7 @@
 	cs->get_tx = mpc8xxx_spi_tx_buf_u32;
 	if (bits_per_word <= 8) {
 		cs->rx_shift = 8 - bits_per_word;
-	} else
+	} else {
 		cs->rx_shift = 16 - bits_per_word;
 		if (spi->mode & SPI_LSB_FIRST)
 			cs->get_tx = fsl_espi_tx_buf_lsb;