[PATCH 08/15] ACPICA: Namespace: fix memory leak from building prefixed pathname

Erik Schmauss
2017-11-17T23:46:39Z

ACPICA commit f8ca5db30605467b851f86d152079631c27eeca8

Link: https://github.com/acpica/acpica/commit/f8ca5db3
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
---
drivers/acpi/acpica/nsnames.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/acpica/nsnames.c b/drivers/acpi/acpica/nsnames.c
index 4203d4589b6d..22c92d1a24d8 100644
--- a/drivers/acpi/acpica/nsnames.c
+++ b/drivers/acpi/acpica/nsnames.c
@@ -377,7 +377,7 @@ char *acpi_ns_build_prefixed_pathname(union acpi_generic_state *prefix_scope,
{
acpi_status status;
char *full_path = NULL;
- char *external_path;
+ char *external_path = NULL;
char *prefix_path = NULL;
u32 prefix_path_length = 0;

@@ -423,6 +423,9 @@ char *acpi_ns_build_prefixed_pathname(union acpi_generic_state *prefix_scope,
if (prefix_path) {
ACPI_FREE(prefix_path);
}
+ if (external_path) {
+ ACPI_FREE(external_path);
+ }

return (full_path);
}
--
2.13.6