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authorStefan Agner <stefan@agner.ch>2017-03-14 13:59:28 -0700
committerMax Krummenacher <max.krummenacher@toradex.com>2017-03-15 18:35:51 +0100
commit39ac0033f2345ce7b5d8ca4439192407dacb2355 (patch)
tree51dc588baa63d31bc406388885f62c1cae068fa3 /drivers/usb/gadget/function/u_ether.c
parent13f2767f31803754aa883f298737aff866f04628 (diff)
parentd9e0350d2575a20ee7783427da9bd6b6107eb983 (diff)
Merge tag 'v4.1.39' into toradex_vf_4.1-nexttoradex_vf_4.1
Linux 4.1.39
Diffstat (limited to 'drivers/usb/gadget/function/u_ether.c')
-rw-r--r--drivers/usb/gadget/function/u_ether.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index f1fd777ef4ec..82e63f73bfd5 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -591,8 +591,9 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb,
/* throttle high/super speed IRQ rate back slightly */
if (gadget_is_dualspeed(dev->gadget))
- req->no_interrupt = (dev->gadget->speed == USB_SPEED_HIGH ||
- dev->gadget->speed == USB_SPEED_SUPER)
+ req->no_interrupt = (((dev->gadget->speed == USB_SPEED_HIGH ||
+ dev->gadget->speed == USB_SPEED_SUPER)) &&
+ !list_empty(&dev->tx_reqs))
? ((atomic_read(&dev->tx_qlen) % dev->qmult) != 0)
: 0;