Commit 7ca17b20 authored by Dan Carpenter's avatar Dan Carpenter Committed by Thierry Reding
Browse files

pwm: imx: Signedness bug in imx_pwm_get_state() 



"ret" only holds zero and negative error codes.  It needs to be signed
for the error handling to work.

Fixes: 9f4c8f96 ("pwm: imx: Add ipg clock operation")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent d80f8206

drivers/pwm/pwm-imx27.c

+2 −1
Original line number Diff line number Diff line
@@ -115,8 +115,9 @@ static void pwm_imx27_get_state(struct pwm_chip *chip, 
				struct pwm_device *pwm, struct pwm_state *state)

{

	struct pwm_imx27_chip *imx = to_pwm_imx27_chip(chip);

	u32 period, prescaler, pwm_clk, ret, val;

	u32 period, prescaler, pwm_clk, val;

	u64 tmp;

	int ret;



	ret = pwm_imx27_clk_prepare_enable(chip);

	if (ret < 0)