Messages in this thread Patch in this message | | | Date | Wed, 30 Jun 2021 16:46:51 +0300 | From | Dan Carpenter <> | Subject | [PATCH] pwm: ep93xx: Fix uninitialized variable bug in ep93xx_pwm_apply() |
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Smatch found a potential uninitialized variable in ep93xx_pwm_apply():
drivers/pwm/pwm-ep93xx.c:147 ep93xx_pwm_apply() error: uninitialized symbol 'ret'.
Initialize "ret" to zero at the start to solve this issue.
Fixes: f6ef94edf0f6 ("pwm: ep93xx: Unfold legacy callbacks into ep93xx_pwm_apply()") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> --- drivers/pwm/pwm-ep93xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pwm/pwm-ep93xx.c b/drivers/pwm/pwm-ep93xx.c index 70fa2957f9d3..ffa79248c1e1 100644 --- a/drivers/pwm/pwm-ep93xx.c +++ b/drivers/pwm/pwm-ep93xx.c @@ -61,7 +61,7 @@ static void ep93xx_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) static int ep93xx_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, const struct pwm_state *state) { - int ret; + int ret = 0; struct ep93xx_pwm *ep93xx_pwm = to_ep93xx_pwm(chip); bool enabled = state->enabled; -- 2.30.2
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