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* [PATCH] usb: typec: tcpm/tcpci_maxim: fix error code in max_contaminant_read_resistance_kohm()
@ 2024-12-06 13:09 Dan Carpenter
  2024-12-09 10:06 ` André Draszik
  2024-12-11  9:18 ` Heikki Krogerus
  0 siblings, 2 replies; 3+ messages in thread
From: Dan Carpenter @ 2024-12-06 13:09 UTC (permalink / raw)
  To: Badhri Jagan Sridharan
  Cc: Heikki Krogerus, Greg Kroah-Hartman, André Draszik,
	Guenter Roeck, linux-usb, linux-kernel, kernel-janitors

If max_contaminant_read_adc_mv() fails, then return the error code.  Don't
return zero.

Fixes: 02b332a06397 ("usb: typec: maxim_contaminant: Implement check_contaminant callback")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
 drivers/usb/typec/tcpm/maxim_contaminant.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/typec/tcpm/maxim_contaminant.c b/drivers/usb/typec/tcpm/maxim_contaminant.c
index 22163d8f9eb0..0cdda06592fd 100644
--- a/drivers/usb/typec/tcpm/maxim_contaminant.c
+++ b/drivers/usb/typec/tcpm/maxim_contaminant.c
@@ -135,7 +135,7 @@ static int max_contaminant_read_resistance_kohm(struct max_tcpci_chip *chip,
 
 		mv = max_contaminant_read_adc_mv(chip, channel, sleep_msec, raw, true);
 		if (mv < 0)
-			return ret;
+			return mv;
 
 		/* OVP enable */
 		ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL2, CCOVPDIS, 0);
@@ -157,7 +157,7 @@ static int max_contaminant_read_resistance_kohm(struct max_tcpci_chip *chip,
 
 	mv = max_contaminant_read_adc_mv(chip, channel, sleep_msec, raw, true);
 	if (mv < 0)
-		return ret;
+		return mv;
 	/* Disable current source */
 	ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL2, SBURPCTRL, 0);
 	if (ret < 0)
-- 
2.45.2


^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2024-12-11  9:18 UTC | newest]

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2024-12-06 13:09 [PATCH] usb: typec: tcpm/tcpci_maxim: fix error code in max_contaminant_read_resistance_kohm() Dan Carpenter
2024-12-09 10:06 ` André Draszik
2024-12-11  9:18 ` Heikki Krogerus

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