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| author | Takashi Iwai <tiwai@suse.de> | 2015-03-09 08:42:00 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-03-09 08:42:00 +0100 |
| commit | 4aa01c408b7022c620241b373d4c3707a2ebeab6 (patch) | |
| tree | 25df2a7453ec3bf7fc82f2871756b4efd6d3d283 /drivers/usb/serial/generic.c | |
| parent | 5371fc0ecdf55b6811ade8a198de8ace2f4e5861 (diff) | |
| parent | a1f3f1ca66bd12c339b17a0c2ef93a093f90a277 (diff) | |
Merge branch 'for-linus' into for-next
Merging the HD-audio fixes back to base devel branch for further
working on it.
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; } } |