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authorJiri Slaby <jslaby@suse.cz>2012-04-02 13:54:49 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-04-09 12:04:30 -0700
commit3d5ea59d35b21d3bc582ce06bf22b522c8764003 (patch)
tree67f9394dceaef425d4595e6e0f8fb5b4b1fc15f6 /drivers/usb/gadget/u_serial.c
parent35f95fd7f234d2b58803bab6f6ebd6bb988050a2 (diff)
downloadblackbird-op-linux-3d5ea59d35b21d3bc582ce06bf22b522c8764003.tar.gz
blackbird-op-linux-3d5ea59d35b21d3bc582ce06bf22b522c8764003.zip
TTY: usb/u_serial use close_wait from tty_port
Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/u_serial.c')
-rw-r--r--drivers/usb/gadget/u_serial.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c
index d038a9032214..71ecae743cd2 100644
--- a/drivers/usb/gadget/u_serial.c
+++ b/drivers/usb/gadget/u_serial.c
@@ -102,8 +102,6 @@ struct gs_port {
bool openclose; /* open/close in progress */
u8 port_num;
- wait_queue_head_t close_wait; /* wait for last close */
-
struct list_head read_pool;
int read_started;
int read_allocated;
@@ -885,7 +883,7 @@ static void gs_close(struct tty_struct *tty, struct file *file)
pr_debug("gs_close: ttyGS%d (%p,%p) done!\n",
port->port_num, tty, file);
- wake_up_interruptible(&port->close_wait);
+ wake_up_interruptible(&port->port.close_wait);
exit:
spin_unlock_irq(&port->port_lock);
}
@@ -1035,7 +1033,6 @@ gs_port_alloc(unsigned port_num, struct usb_cdc_line_coding *coding)
tty_port_init(&port->port);
spin_lock_init(&port->port_lock);
- init_waitqueue_head(&port->close_wait);
init_waitqueue_head(&port->drain_wait);
tasklet_init(&port->push, gs_rx_push, (unsigned long) port);
@@ -1194,7 +1191,7 @@ void gserial_cleanup(void)
tasklet_kill(&port->push);
/* wait for old opens to finish */
- wait_event(port->close_wait, gs_closed(port));
+ wait_event(port->port.close_wait, gs_closed(port));
WARN_ON(port->port_usb != NULL);
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