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| author | Kevin Baradon <kevin.baradon@gmail.com> | 2013-04-22 23:09:46 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-04-24 00:50:34 +0400 |
| commit | 5f3f254f7c138a22a544b80ce2c14a3fc4ed711e (patch) | |
| tree | 7c47098b628d9cbe25d5671fd91d9b9d7ef2051c /drivers/media/rc/imon.c | |
| parent | 7d54ba0e37130edda335e7f373f193014ede2a12 (diff) | |
| download | linux-5f3f254f7c138a22a544b80ce2c14a3fc4ed711e.tar.xz | |
[media] media/rc/imon.c: kill urb when send_packet() is interrupted
This avoids:
Apr 12 23:52:16 homeserver kernel: imon:send_packet: task interrupted
Apr 12 23:52:16 homeserver kernel: ------------[ cut here ]------------
Apr 12 23:52:16 homeserver kernel: WARNING: at drivers/usb/core/urb.c:327 usb_submit_urb+0x353/0x370()
Apr 12 23:52:16 homeserver kernel: Hardware name: Unknow
Apr 12 23:52:16 homeserver kernel: URB f64b6f00 submitted while active
Apr 12 23:52:16 homeserver kernel: Modules linked in:
Apr 12 23:52:16 homeserver kernel: Pid: 3154, comm: LCDd Not tainted 3.8.6-htpc-00005-g9e6fc5e #26
Apr 12 23:52:16 homeserver kernel: Call Trace:
Apr 12 23:52:16 homeserver kernel: [<c012d778>] ? warn_slowpath_common+0x78/0xb0
Apr 12 23:52:16 homeserver kernel: [<c04136c3>] ? usb_submit_urb+0x353/0x370
Apr 12 23:52:16 homeserver kernel: [<c04136c3>] ? usb_submit_urb+0x353/0x370
Apr 12 23:52:16 homeserver kernel: [<c0447010>] ? imon_ir_change_protocol+0x150/0x150
Apr 12 23:52:16 homeserver kernel: [<c012d843>] ? warn_slowpath_fmt+0x33/0x40
Apr 12 23:52:16 homeserver kernel: [<c04136c3>] ? usb_submit_urb+0x353/0x370
Apr 12 23:52:16 homeserver kernel: [<c0446c67>] ? send_packet+0x97/0x270
Apr 12 23:52:16 homeserver kernel: [<c0446cfe>] ? send_packet+0x12e/0x270
Apr 12 23:52:16 homeserver kernel: [<c05c5743>] ? do_nanosleep+0xa3/0xd0
Apr 12 23:52:16 homeserver kernel: [<c044760e>] ? vfd_write+0xae/0x250
Apr 12 23:52:16 homeserver kernel: [<c0447560>] ? lcd_write+0x180/0x180
Apr 12 23:52:16 homeserver kernel: [<c01b2b19>] ? vfs_write+0x89/0x140
Apr 12 23:52:16 homeserver kernel: [<c01b2dda>] ? sys_write+0x4a/0x90
Apr 12 23:52:16 homeserver kernel: [<c05c7c45>] ? sysenter_do_call+0x12/0x26
Apr 12 23:52:16 homeserver kernel: ---[ end trace a0b6f0fcfd2f9a1d ]---
Apr 12 23:52:16 homeserver kernel: imon:send_packet: error submitting urb(-16)
Apr 12 23:52:16 homeserver kernel: imon:vfd_write: send packet #3 failed
Apr 12 23:52:16 homeserver kernel: imon:send_packet: error submitting urb(-16)
Apr 12 23:52:16 homeserver kernel: imon:vfd_write: send packet #0 failed
Signed-off-by: Kevin Baradon <kevin.baradon@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/rc/imon.c')
| -rw-r--r-- | drivers/media/rc/imon.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c index 3af7bb6c9f30..72e3fa652481 100644 --- a/drivers/media/rc/imon.c +++ b/drivers/media/rc/imon.c @@ -528,8 +528,10 @@ static int send_packet(struct imon_context *ictx) mutex_unlock(&ictx->lock); retval = wait_for_completion_interruptible( &ictx->tx.finished); - if (retval) + if (retval) { + usb_kill_urb(ictx->tx_urb); pr_err_ratelimited("task interrupted\n"); + } mutex_lock(&ictx->lock); retval = ictx->tx.status; |