[3/3] usb: gadget: u_serial: Use bool for req_busy

Commit Message

Ladislav Michl July 3, 2019, 4:35 p.m. UTC

Let's make code more consistent by using bool for req_busy
as it is done for similar variables in struct gs_port.

Signed-off-by: Ladislav Michl <[e-mail]>
---
 drivers/usb/gadget/function/u_serial.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

Patch

diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c
index 04b4338b4ae1..130613751723 100644
--- a/drivers/usb/gadget/function/u_serial.c
+++ b/drivers/usb/gadget/function/u_serial.c
@@ -88,7 +88,7 @@  struct gscons_info {
 	struct kfifo		con_buf;
 	/* protect the buf and busy flag */
 	spinlock_t		con_lock;
-	int			req_busy;
+	bool			req_busy;
 	struct usb_request	*console_req;
 };
 
@@ -904,7 +904,7 @@  static void gs_complete_out(struct usb_ep *ep, struct usb_request *req)
 	case 0:
 		/* normal completion */
 		spin_lock(&info->con_lock);
-		info->req_busy = 0;
+		info->req_busy = false;
 		spin_unlock(&info->con_lock);
 
 		wake_up_process(info->console_thread);
@@ -939,7 +939,6 @@  static int gs_console_connect(int port_num)
 	info->console_req->complete = gs_complete_out;
 
 	info->port = port;
-	info->req_busy = 0;
 	spin_unlock(&info->con_lock);
 	pr_vdebug("port[%d] console connect!\n", port_num);
 	return 0;
@@ -982,13 +981,13 @@  static int gs_console_thread(void *data)
 				size = len;
 
 			req->length = kfifo_out(&info->con_buf, req->buf, size);
-			info->req_busy = 1;
+			info->req_busy = true;
 
 			spin_unlock_irq(&info->con_lock);
 			status = usb_ep_queue(ep, req, GFP_ATOMIC);
 			spin_lock_irq(&info->con_lock);
 			if (status < 0)
-				info->req_busy = 0;
+				info->req_busy = false;
 		} else {
 sched:
 			spin_unlock_irq(&info->con_lock);
@@ -1011,7 +1010,7 @@  static int gs_console_setup(struct console *co, char *options)
 
 	info->port = NULL;
 	info->console_req = NULL;
-	info->req_busy = 0;
+	info->req_busy = false;
 	spin_lock_init(&info->con_lock);
 
 	status = kfifo_alloc(&info->con_buf, GS_CONSOLE_BUF_SIZE, GFP_KERNEL);