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path: root/drivers/usb/gadget/legacy/dbgp.c
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Diffstat (limited to 'drivers/usb/gadget/legacy/dbgp.c')
-rw-r--r--drivers/usb/gadget/legacy/dbgp.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/usb/gadget/legacy/dbgp.c b/drivers/usb/gadget/legacy/dbgp.c
index 1b075132f8f1..633683a72a11 100644
--- a/drivers/usb/gadget/legacy/dbgp.c
+++ b/drivers/usb/gadget/legacy/dbgp.c
@@ -237,7 +237,7 @@ static void dbgp_unbind(struct usb_gadget *gadget)
static unsigned char tty_line;
#endif
-static int __init dbgp_configure_endpoints(struct usb_gadget *gadget)
+static int dbgp_configure_endpoints(struct usb_gadget *gadget)
{
int stp;
@@ -273,19 +273,10 @@ static int __init dbgp_configure_endpoints(struct usb_gadget *gadget)
dbgp.serial->in->desc = &i_desc;
dbgp.serial->out->desc = &o_desc;
-
- if (gserial_alloc_line(&tty_line)) {
- stp = 3;
- goto fail_3;
- }
+#endif
return 0;
-fail_3:
- dbgp.o_ep->driver_data = NULL;
-#else
- return 0;
-#endif
fail_2:
dbgp.i_ep->driver_data = NULL;
fail_1:
@@ -324,10 +315,17 @@ static int __init dbgp_bind(struct usb_gadget *gadget,
err = -ENOMEM;
goto fail;
}
+
+ if (gserial_alloc_line(&tty_line)) {
+ stp = 4;
+ err = -ENODEV;
+ goto fail;
+ }
#endif
+
err = dbgp_configure_endpoints(gadget);
if (err < 0) {
- stp = 4;
+ stp = 5;
goto fail;
}
@@ -383,6 +381,10 @@ static int dbgp_setup(struct usb_gadget *gadget,
#ifdef CONFIG_USB_G_DBGP_PRINTK
err = dbgp_enable_ep();
#else
+ err = dbgp_configure_endpoints(gadget);
+ if (err < 0) {
+ goto fail;
+ }
err = gserial_connect(dbgp.serial, tty_line);
#endif
if (err < 0)