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author | David S. Miller <davem@davemloft.net> | 2008-11-18 23:38:23 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2008-11-18 23:38:23 -0800 |
commit | 198d6ba4d7f48c94f990f4604f0b3d73925e0ded (patch) | |
tree | 56bbdf8ba2553c23c8099da9344a8f1d1aba97ab /drivers/usb/gadget/f_acm.c | |
parent | 9a57f7fabd383920585ed8b74eacd117c6551f2d (diff) | |
parent | 7f0f598a0069d1ab072375965a4b69137233169c (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/isdn/i4l/isdn_net.c
fs/cifs/connect.c
Diffstat (limited to 'drivers/usb/gadget/f_acm.c')
-rw-r--r-- | drivers/usb/gadget/f_acm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/gadget/f_acm.c b/drivers/usb/gadget/f_acm.c index 5ee1590b8e9..c1d34df0b15 100644 --- a/drivers/usb/gadget/f_acm.c +++ b/drivers/usb/gadget/f_acm.c @@ -463,7 +463,11 @@ static int acm_cdc_notify(struct f_acm *acm, u8 type, u16 value, notify->wLength = cpu_to_le16(length); memcpy(buf, data, length); + /* ep_queue() can complete immediately if it fills the fifo... */ + spin_unlock(&acm->lock); status = usb_ep_queue(ep, req, GFP_ATOMIC); + spin_lock(&acm->lock); + if (status < 0) { ERROR(acm->port.func.config->cdev, "acm ttyGS%d can't notify serial state, %d\n", |