diff options
| author |   Ryo Kodama <ryo.kodama.vz@renesas.com> | 2016-06-08 10:58:23 +0900 |
|---|---|---|
| committer |   Thierry Reding <thierry.reding@gmail.com> | 2016-06-10 14:24:40 +0200 |
| commit | fe5aa34d6eb9c4d34071845f70f3714b41c8a77d (patch) | |
| tree | 941c6fec129aff1b1436cefab2fe3af76cab2ea0 /drivers/pwm | |
| parent | pwm: Improve args checking in pwm_apply_state() (diff) | |
| download | linux-dev-fe5aa34d6eb9c4d34071845f70f3714b41c8a77d.tar.xz linux-dev-fe5aa34d6eb9c4d34071845f70f3714b41c8a77d.zip | |
pwm: sysfs: Get return value from pwm_apply_state()
This patch adds to check the return value from pwm_apply_state()
used in enable_store(). The error of enable_store() doesn't work
if the return value doesn't received.
Signed-off-by: Ryo Kodama <ryo.kodama.vz@renesas.com>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Fixes: 39100ceea79f ("pwm: Switch to the atomic API")
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/sysfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c index d98599249a05..01695d48dd54 100644 --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -152,7 +152,7 @@ static ssize_t enable_store(struct device *child, goto unlock; } - pwm_apply_state(pwm, &state); + ret = pwm_apply_state(pwm, &state); unlock: mutex_unlock(&export->lock); |