diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0370-pinctrl-bcm2835-Remove-gpiochip-on-error.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0370-pinctrl-bcm2835-Remove-gpiochip-on-error.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0370-pinctrl-bcm2835-Remove-gpiochip-on-error.patch b/target/linux/bcm27xx/patches-5.4/950-0370-pinctrl-bcm2835-Remove-gpiochip-on-error.patch new file mode 100644 index 0000000000..31a1a24caf --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0370-pinctrl-bcm2835-Remove-gpiochip-on-error.patch @@ -0,0 +1,25 @@ +From 0cddfafa817a776063ba6f00fb439d9a415235f9 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Mon, 6 Jan 2020 16:04:30 +0000 +Subject: [PATCH] pinctrl: bcm2835: Remove gpiochip on error + +A failure in gpiochip_irqchip_add leads to a leak of a gpiochip. Fix +the leak with the use of devm_gpiochip_add_data. + +Fixes: 85ae9e512f43 ("pinctrl: bcm2835: switch to GPIOLIB_IRQCHIP") +Signed-off-by: Phil Elwell <phil@raspberrypi.org> +--- + drivers/pinctrl/bcm/pinctrl-bcm2835.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c ++++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c +@@ -1135,7 +1135,7 @@ static int bcm2835_pinctrl_probe(struct + raw_spin_lock_init(&pc->irq_lock[i]); + } + +- err = gpiochip_add_data(&pc->gpio_chip, pc); ++ err = devm_gpiochip_add_data(dev, &pc->gpio_chip, pc); + if (err) { + dev_err(dev, "could not add GPIO chip\n"); + return err; |