projects
/
linux-2.6-block.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
Merge branch 'stable-4.7' of git://git.infradead.org/users/pcmoore/audit
[linux-2.6-block.git]
/
drivers
/
pwm
/
core.c
diff --git
a/drivers/pwm/core.c
b/drivers/pwm/core.c
index dba3843c53b8d2162d10100d2473be79014d4b4b..ed337a8c34ab4bb231814136fe5cd9628962eff1 100644
(file)
--- a/
drivers/pwm/core.c
+++ b/
drivers/pwm/core.c
@@
-457,7
+457,8
@@
int pwm_apply_state(struct pwm_device *pwm, struct pwm_state *state)
{
int err;
- if (!pwm)
+ if (!pwm || !state || !state->period ||
+ state->duty_cycle > state->period)
return -EINVAL;
if (!memcmp(state, &pwm->state, sizeof(*state)))