diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2006-09-25 12:51:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-09-28 15:36:43 -0700 |
| commit | e81ee637e4aed723f71007c90a901268317ed6d6 (patch) | |
| tree | 25fec34b4577eb36b52b8e4e45a191138ac49404 /drivers/usb/serial/safe_serial.c | |
| parent | 2e3a43f0b6f16705ec76d3744b82a116965ebebe (diff) | |
usb-serial: possible irq lock inversion (PPP vs. usb/serial)
=========================================================
[ INFO: possible irq lock inversion dependency detected ]
Diffstat (limited to 'drivers/usb/serial/safe_serial.c')
| -rw-r--r-- | drivers/usb/serial/safe_serial.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c index 789771ecdb1..1e07dfad685 100644 --- a/drivers/usb/serial/safe_serial.c +++ b/drivers/usb/serial/safe_serial.c @@ -298,14 +298,14 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i dbg ("%s - write request of 0 bytes", __FUNCTION__); return (0); } - spin_lock(&port->lock); + spin_lock_bh(&port->lock); if (port->write_urb_busy) { - spin_unlock(&port->lock); + spin_unlock_bh(&port->lock); dbg("%s - already writing", __FUNCTION__); return 0; } port->write_urb_busy = 1; - spin_unlock(&port->lock); + spin_unlock_bh(&port->lock); packet_length = port->bulk_out_size; // get max packetsize |