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| author | Dan Carpenter <dan.carpenter@linaro.org> | 2023-10-25 14:57:34 +0300 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2023-11-10 09:20:48 +0100 |
| commit | a2da597ff6f5504fc99163de4f15b7f3a129894e (patch) | |
| tree | 8d42d02978f4192dba9a5cde67dce7c8b514bbba /drivers/pwm | |
| parent | 40592064a1a536adcced4ffea435c392eb9e7192 (diff) | |
| download | lwn-a2da597ff6f5504fc99163de4f15b7f3a129894e.tar.gz lwn-a2da597ff6f5504fc99163de4f15b7f3a129894e.zip | |
pwm: samsung: Fix a bit test in pwm_samsung_resume()
The PWMF_REQUESTED enum is supposed to be used with test_bit() and not
used as in a bitwise AND. In this specific code the flag will never be
set so the function is effectively a no-op.
Fixes: e3fe982b2e4e ("pwm: samsung: Put per-channel data into driver data")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/pwm-samsung.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-samsung.c b/drivers/pwm/pwm-samsung.c index 568491ed6829..69d9f4577b34 100644 --- a/drivers/pwm/pwm-samsung.c +++ b/drivers/pwm/pwm-samsung.c @@ -631,7 +631,7 @@ static int pwm_samsung_resume(struct device *dev) struct pwm_device *pwm = &chip->pwms[i]; struct samsung_pwm_channel *chan = &our_chip->channel[i]; - if (!(pwm->flags & PWMF_REQUESTED)) + if (!test_bit(PWMF_REQUESTED, &pwm->flags)) continue; if (our_chip->variant.output_mask & BIT(i)) |