driver: Fixed Atmel SAM3 serial driver.
The Atmel SAM3 serial driver poll in function checked for new characters incorrectly. Change-Id: I9024a991404bf949226634c9f6c6ea507577cff1 Signed-off-by: Justin Watson <jwatson5@gmail.com>
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@ -209,7 +209,7 @@ static int uart_sam3_poll_in(struct device *dev, unsigned char *c)
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{
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volatile struct _uart *uart = UART_STRUCT(dev);
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if (uart->sr & UART_INT_RXRDY)
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if (!(uart->sr & UART_INT_RXRDY))
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return (-1);
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/* got a character */
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