style fixes

ctracer.h

@@ -10,8 +10,9 @@
 
 	Dual BSD/GPL License
 */
-
+#ifndef __cplusplus
 #pragma GCC diagnostic ignored "-Wdeclaration-after-statement"
+#endif
 #pragma GCC diagnostic ignored "-Wunused-label"
 
 #if 0
@@ -35,6 +36,10 @@
 
 	remove:
 	sed -i 's-{\t_entry:;-{-' $(grep -lr $'^{\t_entry:' .)
+
+	cmake -DCMAKE_CXX_FLAGS='-DCTRACER_ON -include ctracer.h'
+
+	make CXX_FLAGS='-DCTRACER_ON -include ctracer.h'  VERBOSE=1
  */
 
 #ifndef __ASSEMBLY__

dio.c

@@ -275,8 +275,7 @@ default values are marked with '*'\n\
 Samples:\n\
 \n\
 TBD\n\
-\n\
-";
+\n";
 
 int init(int argc, char *argv[])
 {

ldt.c

@@ -150,7 +150,7 @@ static inline u8 rx_ready(void)
 
 static void ldt_tasklet_func(unsigned long d)
 {
-	char data_out, data_in;
+	char data_out;
 
 	if (drvdata->uart_detected) {
 		while (tx_ready() && kfifo_out_spinlocked(&drvdata->out_fifo,
@@ -161,6 +161,7 @@ static void ldt_tasklet_func(unsigned long d)
 			ldt_send(data_out);
 		}
 		while (rx_ready()) {
+			char data_in;
 			data_in = ioread8(drvdata->port_ptr + UART_RX);
 			pr_debug("data_in=%d %c\n", data_in, data_in >= 32 ? data_in : ' ');
 			ldt_received(data_in);
@@ -201,7 +202,7 @@ static irqreturn_t ldt_isr(int irq, void *dev_id)
  *	timer section
  */
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,14,0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0)
 
 static void ldt_timer_func(struct timer_list *ldt_timer)
 {

ldt_plat_drv.c

@@ -46,16 +46,18 @@ static __devinit int ldt_plat_probe(struct platform_device *pdev)
 		p = of_get_property(pdev->dev.of_node, "property", NULL);
 		if (p)
 			property = be32_to_cpu(*p);
+		(void)property;
 	}
 #endif
 	/*
 	   sample code for drvdata usage:
 	   struct ldt_data *drvdata = platform_get_drvdata(pdev);
 	   platform_set_drvdata(pdev, drvdata);
 	*/
-
+	(void)data;
 	data = dev_get_platdata(&pdev->dev);
 	pr_debug("%p %s\n", data, data);
+	(void)r;
 	r = platform_get_resource(pdev, IORESOURCE_IO, 0);
 	port = r->start;
 	port_size = resource_size(r);
@@ -82,7 +84,7 @@ static int __devexit ldt_plat_remove(struct platform_device *pdev)
  */
 
 static const struct of_device_id ldt_of_match[] = {
-	{.compatible = "linux-driver-template",},
+	{.compatible = "linux-driver-template"},
 	{},
 };