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Message-Id: <20230725220056.25560-2-jorge.lopez2@hp.com>
Date: Tue, 25 Jul 2023 17:00:52 -0500
From: Jorge Lopez <jorgealtxwork@...il.com>
To: hdegoede@...hat.com, platform-driver-x86@...r.kernel.org,
linux-kernel@...r.kernel.org, thomas@...ch.de,
ilpo.jarvinen@...ux.intel.com
Subject: [PATCH 1/5] hp-bioscfg: Fix memory leaks in string_elements_from_package()
Address memory leaks in hp_populate_string_elements_from_package()
and uninitialized variable errors.
Signed-off-by: Jorge Lopez <jorge.lopez2@...com>
---
Based on the latest platform-drivers-x86.git/for-next
---
drivers/platform/x86/hp/hp-bioscfg/string-attributes.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c
index 1b62e372fb9e..e0ecdfca4def 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c
@@ -133,7 +133,7 @@ static int hp_populate_string_elements_from_package(union acpi_object *string_ob
char *str_value = NULL;
int value_len;
int ret = 0;
- u32 int_value;
+ u32 int_value = 0;
int elem;
int reqs;
int eloc;
@@ -171,6 +171,7 @@ static int hp_populate_string_elements_from_package(union acpi_object *string_ob
if (expected_string_types[eloc] != string_obj[elem].type) {
pr_err("Error expected type %d for elem %d, but got type %d instead\n",
expected_string_types[eloc], elem, string_obj[elem].type);
+ kfree(str_value);
return -EIO;
}
@@ -232,6 +233,7 @@ static int hp_populate_string_elements_from_package(union acpi_object *string_ob
str_value,
sizeof(string_data->common.prerequisites[reqs]));
kfree(str_value);
+ str_value = NULL;
}
break;
@@ -250,6 +252,7 @@ static int hp_populate_string_elements_from_package(union acpi_object *string_ob
}
kfree(str_value);
+ str_value = NULL;
}
exit_string_package:
--
2.34.1
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