From 71c671bf4cead0e801eccbed3fe790e817f6b6d4 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Sun, 29 Dec 2013 19:22:59 +0100 Subject: [PATCH] USB: pl2303: remove bogus delta_msr_wait wake up Remove bogus MSR wait-queue wake up from process_read_urb which never updates the MSR flags. Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/pl2303.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 3dd5398174c1..6234d55372cb 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -787,7 +787,6 @@ static void pl2303_process_read_urb(struct urb *urb) line_status = priv->line_status; priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); - wake_up_interruptible(&port->port.delta_msr_wait); if (!urb->actual_length) return; -- 2.34.1