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serial: simplify tsr_retry reset 

Move common code outside the if, and reset tsr_retry even in loopback mode.
Right now it cannot become non-zero, but it will be possible as soon as
we start respecting the baud rate.

Tested-by: Bret Ketchum <bcketchum@gmail.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2016-06-14 14:20:50 +02:00
parent 807464d8a7
commit bce933b85a
1 changed files with 1 additions and 3 deletions
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4
hw/char/serial.c
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@ -258,10 +258,8 @@ static gboolean serial_xmit(GIOChannel *chan, GIOCondition cond, void *opaque)
s->tsr_retry++;
return FALSE;
}
s->tsr_retry = 0;
} else {
s->tsr_retry = 0;
}
s->tsr_retry = 0;
/* Transmit another byte if it is already available. It is only
possible when FIFO is enabled and not empty. */