[U-Boot] [PATCH RFC V1 10/18] usb: gadget: ether: return error from rx_submit if no request

This prevents a crash if tftpboot is given a bad filename.

Signed-off-by: Troy Kisky troy.kisky@boundarydevices.com --- drivers/usb/gadget/ether.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index e39714b..1542ca3 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -2401,7 +2401,8 @@ static int usb_eth_init(struct eth_device *netdev, bd_t *bd) }

packet_received = 0; - rx_submit(dev, dev->rx_req, 0); + if (dev->rx_req) + rx_submit(dev, dev->rx_req, 0); return 0; fail: return -1;