소스 검색

serial: Enhance the manual relocation

Enhance the manual relocation of drivers operations structure by
checking if the entries are NULL and increment them only if they
are not. This allows for setting any entry to NULL and it will
survive the manual relocation.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Tom Rini <trini@ti.com>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Stefan Roese <sr@denx.de>
Marek Vasut 12 년 전
부모
커밋
f2760c4acd
1개의 변경된 파일14개의 추가작업 그리고 6개의 파일을 삭제
  1. 14 6
      drivers/serial/serial.c

+ 14 - 6
drivers/serial/serial.c

@@ -97,12 +97,20 @@ serial_initfunc(sh_serial_initialize);
 void serial_register(struct serial_device *dev)
 {
 #ifdef CONFIG_NEEDS_MANUAL_RELOC
-	dev->start += gd->reloc_off;
-	dev->setbrg += gd->reloc_off;
-	dev->getc += gd->reloc_off;
-	dev->tstc += gd->reloc_off;
-	dev->putc += gd->reloc_off;
-	dev->puts += gd->reloc_off;
+	if (dev->start)
+		dev->start += gd->reloc_off;
+	if (dev->stop)
+		dev->stop += gd->reloc_off;
+	if (dev->setbrg)
+		dev->setbrg += gd->reloc_off;
+	if (dev->getc)
+		dev->getc += gd->reloc_off;
+	if (dev->tstc)
+		dev->tstc += gd->reloc_off;
+	if (dev->putc)
+		dev->putc += gd->reloc_off;
+	if (dev->puts)
+		dev->puts += gd->reloc_off;
 #endif
 
 	dev->next = serial_devices;