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| author | Mark Brown <broonie@kernel.org> | 2015-03-26 17:50:42 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-03-26 17:50:42 -0700 |
| commit | 1be38e041f8eaa935f370aa0f34dd7a2fe39b1d8 (patch) | |
| tree | 2d89734fc831593784bd411be03a1b9649de4c9d /drivers/usb/serial/generic.c | |
| parent | 6935224da2482a261c786501fbccb1dc4a675225 (diff) | |
| parent | bc465aa9d045feb0e13b4a8f32cc33c1943f62d6 (diff) | |
Merge tag 'v4.0-rc5' into spi-bcm2835
Linux 4.0-rc5
Diffstat (limited to 'drivers/usb/serial/generic.c')
| -rw-r--r-- | drivers/usb/serial/generic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index ccf1df7c4b80..54e170dd3dad 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -258,7 +258,8 @@ void usb_serial_generic_wait_until_sent(struct tty_struct *tty, long timeout) * character or at least one jiffy. */ period = max_t(unsigned long, (10 * HZ / bps), 1); - period = min_t(unsigned long, period, timeout); + if (timeout) + period = min_t(unsigned long, period, timeout); dev_dbg(&port->dev, "%s - timeout = %u ms, period = %u ms\n", __func__, jiffies_to_msecs(timeout), @@ -268,7 +269,7 @@ void usb_serial_generic_wait_until_sent(struct tty_struct *tty, long timeout) schedule_timeout_interruptible(period); if (signal_pending(current)) break; - if (time_after(jiffies, expire)) + if (timeout && time_after(jiffies, expire)) break; } } |