diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/usb/serial/usb-serial.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index e3e3728e16e..a3665659d13 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -122,11 +122,9 @@ static void return_serial(struct usb_serial *serial) if (serial == NULL) return; - spin_lock(&table_lock); for (i = 0; i < serial->num_ports; ++i) { serial_table[serial->minor + i] = NULL; } - spin_unlock(&table_lock); } static void destroy_serial(struct kref *kref) @@ -174,7 +172,9 @@ static void destroy_serial(struct kref *kref) void usb_serial_put(struct usb_serial *serial) { + spin_lock(&table_lock); kref_put(&serial->kref, destroy_serial); + spin_unlock(&table_lock); } /***************************************************************************** |