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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2006-09-25 12:51:41 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2006-09-28 15:36:43 -0700
commite81ee637e4aed723f71007c90a901268317ed6d6 (patch)
tree25fec34b4577eb36b52b8e4e45a191138ac49404 /drivers/usb/serial/ir-usb.c
parent2e3a43f0b6f16705ec76d3744b82a116965ebebe (diff)
usb-serial: possible irq lock inversion (PPP vs. usb/serial)
========================================================= [ INFO: possible irq lock inversion dependency detected ]
Diffstat (limited to 'drivers/usb/serial/ir-usb.c')
-rw-r--r--drivers/usb/serial/ir-usb.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index 1738b0b6a37..1b348df388e 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -342,14 +342,14 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int
if (count == 0)
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);
transfer_buffer = port->write_urb->transfer_buffer;
transfer_size = min(count, port->bulk_out_size - 1);