diff options
| -rw-r--r-- | drivers/usb/gadget/function/f_accessory.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/gadget/function/f_accessory.c b/drivers/usb/gadget/function/f_accessory.c index 3908bc151c2b..d10808aeeb91 100644 --- a/drivers/usb/gadget/function/f_accessory.c +++ b/drivers/usb/gadget/function/f_accessory.c @@ -622,8 +622,6 @@ static ssize_t acc_read(struct file *fp, char __user *buf, if (count > BULK_BUFFER_SIZE) count = BULK_BUFFER_SIZE; - len = ALIGN(count, dev->ep_out->maxpacket); - /* we will block until we're online */ pr_debug("acc_read: waiting for online\n"); ret = wait_event_interruptible(dev->read_wq, dev->online); @@ -632,6 +630,8 @@ static ssize_t acc_read(struct file *fp, char __user *buf, goto done; } + len = ALIGN(count, dev->ep_out->maxpacket); + if (dev->rx_done) { // last req cancelled. try to get it. req = dev->rx_req[0]; |