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From b2df313847417e1f9593cdcdccba488393feeff2 Mon Sep 17 00:00:00 2001
From: Ignat Korchagin <ignat@cloudflare.com>
Date: Thu, 23 Jul 2015 21:13:09 +0300
Subject: [PATCH 235/237] efi: fix memory leak in variable handling
---
grub-core/kern/efi/efi.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/grub-core/kern/efi/efi.c b/grub-core/kern/efi/efi.c
index 453f97a..0cd64cd 100644
--- a/grub-core/kern/efi/efi.c
+++ b/grub-core/kern/efi/efi.c
@@ -211,6 +211,7 @@ grub_efi_set_variable(const char *var, const grub_efi_guid_t *guid,
| GRUB_EFI_VARIABLE_BOOTSERVICE_ACCESS
| GRUB_EFI_VARIABLE_RUNTIME_ACCESS),
datasize, data);
+ grub_free (var16);
if (status == GRUB_EFI_SUCCESS)
return GRUB_ERR_NONE;
@@ -242,8 +243,11 @@ grub_efi_get_variable (const char *var, const grub_efi_guid_t *guid,
status = efi_call_5 (r->get_variable, var16, guid, NULL, &datasize, NULL);
- if (!datasize)
- return NULL;
+ if (status != GRUB_EFI_SUCCESS || !datasize)
+ {
+ grub_free (var16);
+ return NULL;
+ }
data = grub_malloc (datasize);
if (!data)
--
2.9.3