If there is no UDC available, the msg register will fail and this
flag will not be set, but the driver is already added into pending
driver list, then the module removal modprobe -r can not remove
the driver from the pending list.
Signed-off-by: Li Jun <jun.li@xxxxxxx>
---
drivers/usb/gadget/legacy/mass_storage.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/legacy/mass_storage.c b/drivers/usb/gadget/legacy/mass_storage.c
index 125974f..e99ab57 100644
--- a/drivers/usb/gadget/legacy/mass_storage.c
+++ b/drivers/usb/gadget/legacy/mass_storage.c
@@ -210,7 +210,6 @@ static int msg_bind(struct usb_composite_dev *cdev)
usb_composite_overwrite_options(cdev, &coverwrite);
dev_info(&cdev->gadget->dev,
DRIVER_DESC ", version: " DRIVER_VERSION "\n");
- set_bit(0, &msg_registered);
return 0;
fail_otg_desc:
@@ -257,7 +256,12 @@ MODULE_LICENSE("GPL");
static int __init msg_init(void)
{
- return usb_composite_probe(&msg_driver);
+ int ret;
+
+ ret = usb_composite_probe(&msg_driver);
+ set_bit(0, &msg_registered);
+
+ return ret;
}
module_init(msg_init);
--
2.7.4
--
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