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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-19 11:05:43 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-19 11:05:43 +0200 |
| commit | 3a383cc0b8cc33af188fe2062b6ba5a69af25fa7 (patch) | |
| tree | 1e264bf17970cb54ddab4158221ffa7c23e00b48 /drivers/usb/gadget/function/u_ether.c | |
| parent | Merge 4.8-rc7 into usb-next (diff) | |
| download | linux-3a383cc0b8cc33af188fe2062b6ba5a69af25fa7.tar.xz linux-3a383cc0b8cc33af188fe2062b6ba5a69af25fa7.zip | |
Revert "usb: gadget: NCM: Protect dev->port_usb using dev->lock"
This reverts commit c9ffc78745f89e300fe704348dd8e6800acf4d18 as it was
reported to be broken.
Cc: Felipe Balbi <felipe.balbi@linux.intel.com>
Cc: Jim Baxter <jim_baxter@mentor.com>
Cc: Harish Jenny K N <harish_kandiga@mentor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/function/u_ether.c')
| -rw-r--r-- | drivers/usb/gadget/function/u_ether.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c index 8cb08033b7c1..9c8c9ed1dc9e 100644 --- a/drivers/usb/gadget/function/u_ether.c +++ b/drivers/usb/gadget/function/u_ether.c @@ -553,16 +553,14 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb, spin_lock_irqsave(&dev->lock, flags); if (dev->port_usb) skb = dev->wrap(dev->port_usb, skb); + spin_unlock_irqrestore(&dev->lock, flags); if (!skb) { /* Multi frame CDC protocols may store the frame for * later which is not a dropped frame. */ if (dev->port_usb && - dev->port_usb->supports_multi_frame) { - spin_unlock_irqrestore(&dev->lock, flags); + dev->port_usb->supports_multi_frame) goto multiframe; - } - spin_unlock_irqrestore(&dev->lock, flags); goto drop; } } @@ -580,7 +578,6 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb, req->zero = 0; else req->zero = 1; - spin_unlock_irqrestore(&dev->lock, flags); /* use zlp framing on tx for strict CDC-Ether conformance, * though any robust network rx path ignores extra padding. |