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Back out 70cb75adaf3243478276cebf367c5f47c4725715

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This commit is contained in:
Gregory Nutt 2015-03-13 10:40:09 -06:00
parent ad216583b7
commit b83cea4f99
1 changed files with 1 additions and 1 deletions
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drivers/serial/serial.c
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@ -877,7 +877,7 @@ static int uart_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
} }
else else
{ {
count = dev->xmit.size - (dev->xmit.head - dev->xmit.tail); count = dev->xmit.size - (dev->xmit.head - dev->xmit.tail) - 1;
} }
irqrestore(state); irqrestore(state);