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omap_serial: Removing superfluous check on no interrupt pending.

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The do .. while loop checks for interrupt pending at the
start of the loop and exits if there is none, it then
checks again for this condition at the end of the loop.

Signed-off-by: Martin Townsend <mtownsend1973@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Townsend 2017-10-20 22:17:52 +01:00 • committed by Greg Kroah-Hartman
parent e361d1f858
commit e60f9fd03b
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/omap-serial.c
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@ -610,7 +610,7 @@ static irqreturn_t serial_omap_irq(int irq, void *dev_id)
default:
break;
}
} while (!(iir & UART_IIR_NO_INT) && max_count--);
} while (max_count--);
spin_unlock(&up->port.lock);