From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
Fix build error when CONFIG_MAGIC_SYSRQ is not enabled:
drivers/usb/serial/generic.c:566: error: implicit declaration of function 'handle_sysrq'
Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
---
drivers/usb/serial/generic.c | 9 +++++++++
1 file changed, 9 insertions(+)
--- linux-next-20100325.orig/drivers/usb/serial/generic.c
+++ linux-next-20100325/drivers/usb/serial/generic.c
@@ -12,6 +12,7 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/slab.h>
+#include <linux/sysrq.h>
#include <linux/tty.h>
#include <linux/tty_flip.h>
#include <linux/module.h>
@@ -558,6 +559,7 @@ void usb_serial_generic_unthrottle(struc
}
}
+#ifdef CONFIG_MAGIC_SYSRQ
int usb_serial_handle_sysrq_char(struct tty_struct *tty,
struct usb_serial_port *port, unsigned int ch)
{
@@ -571,6 +573,13 @@ int usb_serial_handle_sysrq_char(struct
}
return 0;
}
+#else
+int usb_serial_handle_sysrq_char(struct tty_struct *tty,
+ struct usb_serial_port *port, unsigned int ch)
+{
+ return 0;
+}
+#endif
EXPORT_SYMBOL_GPL(usb_serial_handle_sysrq_char);
int usb_serial_handle_break(struct usb_serial_port *port)
--
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