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* [PATCH v1 1/1] serdev: acpi: Free resource list at appropriate time
@ 2026-06-17  9:25 Andy Shevchenko
  0 siblings, 0 replies; only message in thread
From: Andy Shevchenko @ 2026-06-17  9:25 UTC (permalink / raw)
  To: linux-serial, linux-kernel
  Cc: Rob Herring, Greg Kroah-Hartman, Jiri Slaby, Andy Shevchenko

We do unneeded "double free" (emptying an empty list) in one case.

This is not a critical issue at all, the fix just makes code robust
against any possible future changes in the flow.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/tty/serdev/core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c
index e9d044a331b0..7500efcdfc21 100644
--- a/drivers/tty/serdev/core.c
+++ b/drivers/tty/serdev/core.c
@@ -651,11 +651,11 @@ static int acpi_serdev_do_lookup(struct acpi_device *adev,
 	INIT_LIST_HEAD(&resource_list);
 	ret = acpi_dev_get_resources(adev, &resource_list,
 				     acpi_serdev_parse_resource, lookup);
-	acpi_dev_free_resource_list(&resource_list);
-
 	if (ret < 0)
 		return -EINVAL;
 
+	acpi_dev_free_resource_list(&resource_list);
+
 	return 0;
 }
 
-- 
2.50.1


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