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| author |   Thomas Gleixner <tglx@linutronix.de> | 2016-07-04 12:26:05 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-07-04 12:26:05 +0200 |
| commit | 8658be133baa92c06b6d832a436d437deb2e2a22 (patch) | |
| tree | 8f798f4aae5892533831487e4838a85b95414a0f /drivers/pwm/core.c | |
| parent | Merge tag 'irqchip-core-4.8-2' of git://git.infradead.org/users/jcooper/linux into irq/core (diff) | |
| parent | genirq: Add a helper to spread an affinity mask for MSI/MSI-X vectors (diff) | |
| download | wireguard-linux-8658be133baa92c06b6d832a436d437deb2e2a22.tar.xz wireguard-linux-8658be133baa92c06b6d832a436d437deb2e2a22.zip | |
Merge branch 'irq/for-block' into irq/core
Pull the irq affinity managing code which is in a seperate branch for block
developers to pull.
Diffstat (limited to '')
| -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))) |