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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 <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2013-12-29 19:22:59 +01:00 committed by Greg Kroah-Hartman
parent c50db82dca
commit 71c671bf4c
1 changed files with 0 additions and 1 deletions
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drivers/usb/serial/pl2303.c
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@ -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;