diff options
author | Christian Gromm <christian.gromm@microchip.com> | 2018-05-08 11:44:51 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-08 13:41:48 +0200 |
commit | ceb1edc2a0a52b6f4285fbfc8f29a42b6109e52d (patch) | |
tree | 7980ebe0dd39fa121e9bd195d459b29475be4233 /drivers/staging/most | |
parent | 071e5069cbc47385be2e66a6b6ac9ab17a403b1a (diff) |
staging: most: i2c: prevent division by zero
This prevents division by zero scan_rate.
The zero scan_rate does not need any special action as it actually means
"never poll again".
Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/most')
-rw-r--r-- | drivers/staging/most/i2c/i2c.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/most/i2c/i2c.c b/drivers/staging/most/i2c/i2c.c index 141239fc9f51..501eec0783a1 100644 --- a/drivers/staging/most/i2c/i2c.c +++ b/drivers/staging/most/i2c/i2c.c @@ -252,7 +252,7 @@ static void pending_rx_work(struct work_struct *work) do_rx_work(dev); if (dev->polling_mode) { - if (dev->is_open[CH_RX]) + if (dev->is_open[CH_RX] && scan_rate) schedule_delayed_work(&dev->rx.dwork, msecs_to_jiffies(MSEC_PER_SEC / scan_rate)); |