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| author | Nishka Dasgupta <nishkadg.linux@gmail.com> | 2019-07-06 15:34:22 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2019-07-15 11:52:34 +0200 |
| commit | 89fea04c85e85f21ef4937611055abce82330d48 (patch) | |
| tree | ed89009e2db5828ffef793ecabb9b11af9ce5493 /drivers/gpio/gpiolib-of.c | |
| parent | gpio: davinci: silence error prints in case of EPROBE_DEFER (diff) | |
| download | linux-89fea04c85e85f21ef4937611055abce82330d48.tar.xz linux-89fea04c85e85f21ef4937611055abce82330d48.zip | |
gpiolib: of: fix a memory leak in of_gpio_flags_quirks()
Each iteration of for_each_child_of_node puts the previous node, but in
the case of a break from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the break.
Issue found with Coccinelle.
Cc: <stable@vger.kernel.org>
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
[Bartosz: tweaked the commit message]
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio/gpiolib-of.c')
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index f974075ff00e..81ed50da3e9e 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -161,6 +161,7 @@ static void of_gpio_flags_quirks(struct device_node *np, of_node_full_name(child)); *flags |= OF_GPIO_ACTIVE_LOW; } + of_node_put(child); break; } } |