linux-kernel - [PATCH 3/3] gpiolib: add gpio_device_get

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

Date: Thu, 25 Jan 2024 09:16:01 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Peter Rosin <peda@...ntia.se>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	stable@...r.kernel.org,
	kernel test robot <lkp@...el.com>,
	Philipp Zabel <p.zabel@...gutronix.de>
Subject: [PATCH 3/3] gpiolib: add gpio_device_get_label() stub for !GPIOLIB

Add empty stub of gpio_device_get_label() when GPIOLIB is not enabled.

Cc: <stable@...r.kernel.org>
Fixes: d1f7728259ef ("gpiolib: provide gpio_device_get_label()")
Suggested-by: kernel test robot <lkp@...el.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

---

Cc: Philipp Zabel <p.zabel@...gutronix.de>

Reset framework will need it:
https://lore.kernel.org/oe-kbuild-all/202401250958.YksQmnWj-lkp@intel.com/
---
 include/linux/gpio/driver.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index c1df7698edb0..7f75c9a51874 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -831,6 +831,12 @@ static inline int gpio_device_get_base(struct gpio_device *gdev)
 	return -ENODEV;
 }
 
+static inline const char *gpio_device_get_label(struct gpio_device *gdev)
+{
+	WARN_ON(1);
+	return NULL;
+}
+
 static inline int gpiochip_lock_as_irq(struct gpio_chip *gc,
 				       unsigned int offset)
 {
-- 
2.34.1