UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Christian Gromm 2018-05-08 11:44:51 +02:00 committed by Greg Kroah-Hartman
parent 071e5069cb
commit ceb1edc2a0
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/staging/most/i2c/i2c.c
View File

@ -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));