From: Bartosz Golaszewski <brgl@bgdev.pl>
To: Kent Gibson <warthog618@gmail.com>,
Linus Walleij <linus.walleij@linaro.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Viresh Kumar <viresh.kumar@linaro.org>
Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org,
Bartosz Golaszewski <brgl@bgdev.pl>,
Mirsad Goran Todorovac <mirsad.todorovac@alu.unizg.hr>
Subject: [PATCH] gpio: sim: fix a memory leak
Date: Thu, 16 Feb 2023 15:15:55 +0100 [thread overview]
Message-ID: <20230216141555.116219-1-brgl@bgdev.pl> (raw)
Fix an inverted logic bug in gpio_sim_remove_hogs() that leads to GPIO
hog structures never being freed.
Fixes: cb8c474e79be ("gpio: sim: new testing module")
Reported-by: Mirsad Goran Todorovac <mirsad.todorovac@alu.unizg.hr>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
---
drivers/gpio/gpio-sim.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c
index 60514bc5454f..9e3893b19e4f 100644
--- a/drivers/gpio/gpio-sim.c
+++ b/drivers/gpio/gpio-sim.c
@@ -736,7 +736,7 @@ static void gpio_sim_remove_hogs(struct gpio_sim_device *dev)
gpiod_remove_hogs(dev->hogs);
- for (hog = dev->hogs; !hog->chip_label; hog++) {
+ for (hog = dev->hogs; hog->chip_label; hog++) {
kfree(hog->chip_label);
kfree(hog->line_name);
}
--
2.37.2
next reply other threads:[~2023-02-16 14:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-16 14:15 Bartosz Golaszewski [this message]
2023-02-16 14:42 ` [PATCH] gpio: sim: fix a memory leak Andy Shevchenko
2023-02-16 14:49 ` Bartosz Golaszewski
2023-02-17 11:05 ` Bartosz Golaszewski
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