summaryrefslogtreecommitdiff
path: root/drivers/pinctrl
diff options
context:
space:
mode:
authorYu Kuai <yukuai3@huawei.com>2020-11-19 04:12:19 +0300
committerLinus Walleij <linus.walleij@linaro.org>2020-12-04 11:17:51 +0300
commit89cce2b3f247a434ee174ab6803698041df98014 (patch)
tree2fb35f7237bd3caf8c2dde05b425a10f34884f90 /drivers/pinctrl
parent43bb48c38e817b5f89fce340f49436a605e47e66 (diff)
downloadlinux-89cce2b3f247a434ee174ab6803698041df98014.tar.xz
pinctrl: falcon: add missing put_device() call in pinctrl_falcon_probe()
if of_find_device_by_node() succeed, pinctrl_falcon_probe() doesn't have a corresponding put_device(). Thus add put_device() to fix the exception handling for this function implementation. Fixes: e316cb2b16bb ("OF: pinctrl: MIPS: lantiq: adds support for FALCON SoC") Signed-off-by: Yu Kuai <yukuai3@huawei.com> Link: https://lore.kernel.org/r/20201119011219.2248232-1-yukuai3@huawei.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/pinctrl-falcon.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/pinctrl/pinctrl-falcon.c b/drivers/pinctrl/pinctrl-falcon.c
index 62c02b969327..7521a924dffb 100644
--- a/drivers/pinctrl/pinctrl-falcon.c
+++ b/drivers/pinctrl/pinctrl-falcon.c
@@ -431,24 +431,28 @@ static int pinctrl_falcon_probe(struct platform_device *pdev)
/* load and remap the pad resources of the different banks */
for_each_compatible_node(np, NULL, "lantiq,pad-falcon") {
- struct platform_device *ppdev = of_find_device_by_node(np);
const __be32 *bank = of_get_property(np, "lantiq,bank", NULL);
struct resource res;
+ struct platform_device *ppdev;
u32 avail;
int pins;
if (!of_device_is_available(np))
continue;
- if (!ppdev) {
- dev_err(&pdev->dev, "failed to find pad pdev\n");
- continue;
- }
if (!bank || *bank >= PORTS)
continue;
if (of_address_to_resource(np, 0, &res))
continue;
+
+ ppdev = of_find_device_by_node(np);
+ if (!ppdev) {
+ dev_err(&pdev->dev, "failed to find pad pdev\n");
+ continue;
+ }
+
falcon_info.clk[*bank] = clk_get(&ppdev->dev, NULL);
+ put_device(&ppdev->dev);
if (IS_ERR(falcon_info.clk[*bank])) {
dev_err(&ppdev->dev, "failed to get clock\n");
of_node_put(np);