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author | Dave Airlie <airlied@redhat.com> | 2016-07-02 08:56:01 +0300 |
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committer | Dave Airlie <airlied@redhat.com> | 2016-07-02 08:56:01 +0300 |
commit | 542d972221e024681b502033154f917c1455469f (patch) | |
tree | 1c7c1be768f6e1b496a3edad6b105804a8d05c57 /drivers/pwm/core.c | |
parent | 583fa4e02775b26d76771d4e1ddc6f10ba005ef2 (diff) | |
parent | 4c2e07c6a29e0129e975727b9f57eede813eea85 (diff) | |
download | linux-542d972221e024681b502033154f917c1455469f.tar.xz |
Back-merge tag 'v4.7-rc5' into drm-next
Linux 4.7-rc5
The fsl-dcu pull needs -rc3 so go to -rc5 for now.
Diffstat (limited to 'drivers/pwm/core.c')
-rw-r--r-- | drivers/pwm/core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index dba3843c53b8..ed337a8c34ab 100644 --- 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))) |