[PATCH 03/28] staging: most: i2c: prevent division by zero
Christian Gromm
christian.gromm at microchip.com
Tue May 8 09:44:51 UTC 2018
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 at k2l.de>
Signed-off-by: Christian Gromm <christian.gromm at microchip.com>
---
drivers/staging/most/i2c/i2c.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/most/i2c/i2c.c b/drivers/staging/most/i2c/i2c.c
index 141239f..501eec0 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));
--
2.7.4
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