Commit 413c2a11 authored by Thierry Reding's avatar Thierry Reding
Browse files

pwm: sun4i: Initialize variables before use 



GCC can't always determine that the duty, period and prescaler values
are initialized when returning from sun4i_pwm_calculate(), so help out a
little by initializing them to 0.

Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent 0c73201c

drivers/pwm/pwm-sun4i.c

+2 −2
Original line number Diff line number Diff line
@@ -234,9 +234,9 @@ static int sun4i_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, 
{

	struct sun4i_pwm_chip *sun4i_pwm = to_sun4i_pwm_chip(chip);

	struct pwm_state cstate;

	u32 ctrl, duty, period, val;

	u32 ctrl, duty = 0, period = 0, val;

	int ret;

	unsigned int delay_us, prescaler;

	unsigned int delay_us, prescaler = 0;

	unsigned long now;

	bool bypass;