linux-kernel - [PATCH 1/3] iio: addac: ad74413r: use ngpio size when iterating over mask

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220106062255.3208817-1-cosmin.tanislav@analog.com>
Date:   Thu,  6 Jan 2022 08:22:53 +0200
From:   Cosmin Tanislav <demonsingur@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     cosmin.tanislav@...log.com, demonsingur@...il.com,
        Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Rob Herring <robh+dt@...nel.org>, linux-iio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>, linux-gpio@...r.kernel.org
Subject: [PATCH 1/3] iio: addac: ad74413r: use ngpio size when iterating over mask

ngpio is the actual number of GPIOs handled by the GPIO chip,
as opposed to the max number of GPIOs.

Signed-off-by: Cosmin Tanislav <cosmin.tanislav@...log.com>
---
 drivers/iio/addac/ad74413r.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/addac/ad74413r.c b/drivers/iio/addac/ad74413r.c
index 5271073bb74e..6ea3cd933d05 100644
--- a/drivers/iio/addac/ad74413r.c
+++ b/drivers/iio/addac/ad74413r.c
@@ -288,7 +288,7 @@ static void ad74413r_gpio_set_multiple(struct gpio_chip *chip,
 	unsigned int offset = 0;
 	int ret;
 
-	for_each_set_bit_from(offset, mask, AD74413R_CHANNEL_MAX) {
+	for_each_set_bit_from(offset, mask, chip->ngpio) {
 		unsigned int real_offset = st->gpo_gpio_offsets[offset];
 
 		ret = ad74413r_set_gpo_config(st, real_offset,
@@ -334,7 +334,7 @@ static int ad74413r_gpio_get_multiple(struct gpio_chip *chip,
 	if (ret)
 		return ret;
 
-	for_each_set_bit_from(offset, mask, AD74413R_CHANNEL_MAX) {
+	for_each_set_bit_from(offset, mask, chip->ngpio) {
 		unsigned int real_offset = st->comp_gpio_offsets[offset];
 
 		if (val & BIT(real_offset))
-- 
2.34.1