Export generic chars_in_buffer implementation so it can be used in
subdrivers in combination with checks of any hardware buffers.
Signed-off-by: Johan Hovold <jhov...@gmail.com>
---
drivers/usb/serial/generic.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 2966121..2ea70a6 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -262,6 +262,7 @@ int usb_serial_generic_chars_in_buffer(struct tty_struct
*tty)
dev_dbg(&port->dev, "%s - returns %d\n", __func__, chars);
return chars;
}
+EXPORT_SYMBOL_GPL(usb_serial_generic_chars_in_buffer);
static int usb_serial_generic_submit_read_urb(struct usb_serial_port *port,
int index, gfp_t mem_flags)
--
1.7.12.4
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