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ipack/devices/ipoctal: don't check if nb_bytes is < 0 

It is an unsigned int so that check is pointless.

Signed-off-by: Alberto Garcia <agarcia@igalia.com>
Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Alberto Garcia 2012-12-10 11:49:58 +01:00 committed by Greg Kroah-Hartman
parent cc83f833c7
commit 69a6b9b1b6
1 changed files with 1 additions and 3 deletions
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4
drivers/ipack/devices/ipoctal.c
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@ -183,10 +183,8 @@ static void ipoctal_irq_tx(struct ipoctal_channel *channel)
unsigned char value;
unsigned int *pointer_write = &channel->pointer_write;
if (channel->nb_bytes <= 0) {
channel->nb_bytes = 0;
if (channel->nb_bytes == 0)
return;
}
value = channel->tty_port.xmit_buf[*pointer_write];
iowrite8(value, &channel->regs->w.thr);