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authorDmitry Baryshkov <dmitry.baryshkov@linaro.org>2024-11-09 02:04:14 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-11-10 11:06:51 +0100
commit4a22918810980897393fa1776ea3877e4baf8cca (patch)
tree0fb5cf64f93810bc2b02d4da92247acb204aa4a5
parent7f72d17359e5916eb1abb416c7ac57f7eeb8aa51 (diff)
downloadlinux-4a22918810980897393fa1776ea3877e4baf8cca.tar.gz
linux-4a22918810980897393fa1776ea3877e4baf8cca.zip
usb: typec: ucsi: glink: fix off-by-one in connector_status
UCSI connector's indices start from 1 up to 3, PMIC_GLINK_MAX_PORTS. Correct the condition in the pmic_glink_ucsi_connector_status() callback, fixing Type-C orientation reporting for the third USB-C connector. Fixes: 76716fd5bf09 ("usb: typec: ucsi: glink: move GPIO reading into connector_status callback") Cc: stable@vger.kernel.org Reported-by: Abel Vesa <abel.vesa@linaro.org> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Reviewed-by: Johan Hovold <johan+linaro@kernel.org> Tested-by: Johan Hovold <johan+linaro@kernel.org> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Link: https://lore.kernel.org/r/20241109-ucsi-glue-fixes-v2-1-8b21ff4f9fbe@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/typec/ucsi/ucsi_glink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c
index 3e4d88ab338e..2e12758000a7 100644
--- a/drivers/usb/typec/ucsi/ucsi_glink.c
+++ b/drivers/usb/typec/ucsi/ucsi_glink.c
@@ -185,7 +185,7 @@ static void pmic_glink_ucsi_connector_status(struct ucsi_connector *con)
struct pmic_glink_ucsi *ucsi = ucsi_get_drvdata(con->ucsi);
int orientation;
- if (con->num >= PMIC_GLINK_MAX_PORTS ||
+ if (con->num > PMIC_GLINK_MAX_PORTS ||
!ucsi->port_orientation[con->num - 1])
return;