Hi Oliver,
While testing a CDC-ACM usb device I encoutered these warnings when
closing the ttyACM device:
WARNING: at linux-2.6.git/drivers/usb/host/ehci-hcd.c:908
ehci_urb_dequeue+0x190/0x198()
Modules linked in:
Call Trace:
[<80107158>] dump_stack+0x8/0x34
[<8012a468>] warn_slowpath_common+0x70/0xb0
[<802e3968>] ehci_urb_dequeue+0x190/0x198
[<802ced70>] usb_hcd_unlink_urb+0xc0/0xf4
[<802d0320>] usb_kill_urb+0x54/0xfc
[<802ec9d8>] acm_port_down+0x21c/0x278
[<802ecd94>] acm_tty_close+0x5c/0xb8
[<8025f314>] tty_release_dev+0x17c/0x580
[<8025f728>] tty_release+0x10/0x20
[<8018f078>] __fput+0xf4/0x248
[<8018af78>] filp_close+0x68/0x98
[<8018b054>] sys_close+0xac/0xd8
[<80102260>] stack_done+0x20/0x3c
Thanks!
Manuel Lauss
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