From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
commit 02743c4091ccfb246f5cdbbe3f44b152d5d12933 upstream.
If creation of software node fails, the locally allocated string
array is left unfreed. Free it on error path.
Fixes: 6fda593f3082 ("gpio: mockup: Convert to use software nodes")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Signed-off-by: Bartosz Golaszewski <brgl@xxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpio/gpio-mockup.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -533,8 +533,10 @@ static int __init gpio_mockup_register_c
}
fwnode = fwnode_create_software_node(properties, NULL);
- if (IS_ERR(fwnode))
+ if (IS_ERR(fwnode)) {
+ kfree_strarray(line_names, ngpio);
return PTR_ERR(fwnode);
+ }
pdevinfo.name = "gpio-mockup";
pdevinfo.id = idx;
