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| author | Matt Ranostay <mranostay@gmail.com> | 2016-07-24 17:05:32 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2016-07-31 14:56:36 -0700 |
| commit | 991f9fa90360b64e8b79688d8ab0f034983a959d (patch) | |
| tree | 6b38aa01c5caa0f6c55eca9f06a2679bab2e46c1 /drivers/hwmon | |
| parent | e65805251f2db69c9f67ed8062ab82526be5a374 (diff) | |
| download | linux-stable-991f9fa90360b64e8b79688d8ab0f034983a959d.tar.gz linux-stable-991f9fa90360b64e8b79688d8ab0f034983a959d.tar.bz2 linux-stable-991f9fa90360b64e8b79688d8ab0f034983a959d.zip | |
hwmon: (sht3x) set initial jiffies to last_update
Handling the wraparound requires the data->last_update to be set to an
initial jiffies value. Otherwise on 32-bit systems you will not be able
to request a reading till the 5 minute jiffies rollover happens.
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: David Frey <david.frey@sensirion.com>
Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Fixes: 7c84f7f80d6fc ("hwmon: add support for Sensirion SHT3x sensors")
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/sht3x.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwmon/sht3x.c b/drivers/hwmon/sht3x.c index b73a48832732..6ea99cd6ae79 100644 --- a/drivers/hwmon/sht3x.c +++ b/drivers/hwmon/sht3x.c @@ -720,7 +720,7 @@ static int sht3x_probe(struct i2c_client *client, data->setup.blocking_io = false; data->setup.high_precision = true; data->mode = 0; - data->last_update = 0; + data->last_update = jiffies - msecs_to_jiffies(3000); data->client = client; crc8_populate_msb(sht3x_crc8_table, SHT3X_CRC8_POLYNOMIAL); |