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Diffstat (limited to 'drivers/usb/atm/speedtch.c')
| -rw-r--r-- | drivers/usb/atm/speedtch.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c index 992db1c1683..03a0e99a426 100644 --- a/drivers/usb/atm/speedtch.c +++ b/drivers/usb/atm/speedtch.c @@ -430,13 +430,11 @@ static void speedtch_check_status(struct speedtch_instance_data *instance) ret = speedtch_read_status(instance); if (ret < 0) { atm_warn(usbatm, "error %d fetching device status\n", ret); - if (instance->poll_delay < MAX_POLL_DELAY) - instance->poll_delay *= 2; + instance->poll_delay = min(2 * instance->poll_delay, MAX_POLL_DELAY); return; } - if (instance->poll_delay > MIN_POLL_DELAY) - instance->poll_delay /= 2; + instance->poll_delay = max(instance->poll_delay / 2, MIN_POLL_DELAY); atm_dbg(usbatm, "%s: line state %02x\n", __func__, buf[OFFSET_7]); |