staging: wilc1000: Remove return variables from wilc_spi.c

Remove return variables from wilc_spi.c. Issue found with Coccinelle
using ret.cocci.
Signed-off-by: Nishka Dasgupta <nishka.dasgupta@yahoo.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_spi.c

@@ -933,11 +933,9 @@ static int wilc_spi_read_int(struct wilc *wilc, u32 *int_status)
 	u32 irq_flags;
 	int k = IRG_FLAGS_OFFSET + 5;
 
-	if (spi_priv->has_thrpt_enh) {
-		ret = spi_internal_read(wilc, 0xe840 - WILC_SPI_REG_BASE,
+	if (spi_priv->has_thrpt_enh)
+		return spi_internal_read(wilc, 0xe840 - WILC_SPI_REG_BASE,
 					 int_status);
-		return ret;
-	}
 	ret = wilc_spi_read_reg(wilc, WILC_VMM_TO_HOST_SIZE, &byte_cnt);
 	if (!ret) {
 		dev_err(&spi->dev,
@@ -982,9 +980,8 @@ static int wilc_spi_clear_int_ext(struct wilc *wilc, u32 val)
 	u32 tbl_ctl;
 
 	if (spi_priv->has_thrpt_enh) {
-		ret = spi_internal_write(wilc, 0xe844 - WILC_SPI_REG_BASE,
+		return spi_internal_write(wilc, 0xe844 - WILC_SPI_REG_BASE,
 					  val);
-		return ret;
 	}
 
 	flags = val & (BIT(MAX_NUM_INT) - 1);