From: Pramod Gurav <pramod.gurav@smartplayin.com>
Date: Tue, 9 Sep 2014 07:51:40 +0000 (+0530)
Subject: pinctrl: st: remove gpiochip in failure cases
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=7471725f618b95d2a61a4bf789dbdc5c7805ffa9;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

pinctrl: st: remove gpiochip in failure cases

This patch releases gpiochip related resources by calling
gpiochip_remove when gpiochip_irqchip_add fails.

Cc: Maxime Coquelin <maxime.coquelin@st.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Pramod Gurav <pramod.gurav@smartplayin.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
index 6c4c41bed1e3..4b1792aad3d8 100644
--- a/drivers/pinctrl/pinctrl-st.c
+++ b/drivers/pinctrl/pinctrl-st.c
@@ -1517,6 +1517,7 @@ static int st_gpiolib_register_bank(struct st_pinctrl *info,
 					   0, handle_simple_irq,
 					   IRQ_TYPE_LEVEL_LOW);
 		if (err) {
+			gpiochip_remove(&bank->gpio_chip);
 			dev_info(dev, "could not add irqchip\n");
 			return err;
 		}