grub2/0300-Fix-memory-leaks-in-ofnet.patch
2013-06-07 14:03:56 -04:00

53 lines
1.6 KiB
Diff

From 9435e9e0e5371624d0c3044e8ce7383b069717c3 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sat, 13 Apr 2013 20:12:11 +0200
Subject: [PATCH 300/471] Fix memory leaks in ofnet. Reported by:
Francesco Lavra.
---
ChangeLog | 5 +++++
grub-core/net/drivers/ieee1275/ofnet.c | 8 ++++----
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index a965117..0514e73 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-04-13 Vladimir Serbinenko <phcoder@gmail.com>
+
+ Fix memory leaks in ofnet.
+ Reported by: Francesco Lavra.
+
2013-04-12 Vladimir Serbinenko <phcoder@gmail.com>
* docs/man/grub-glue-efi.h2m: Add missing file.
diff --git a/grub-core/net/drivers/ieee1275/ofnet.c b/grub-core/net/drivers/ieee1275/ofnet.c
index cd9b159..21b6214 100644
--- a/grub-core/net/drivers/ieee1275/ofnet.c
+++ b/grub-core/net/drivers/ieee1275/ofnet.c
@@ -97,10 +97,7 @@ get_card_packet (struct grub_net_card *dev)
nb = grub_netbuff_alloc (dev->mtu + 64 + 2);
if (!nb)
- {
- grub_netbuff_free (nb);
- return NULL;
- }
+ return NULL;
/* Reserve 2 bytes so that 2 + 14/18 bytes of ethernet header is divisible
by 4. So that IP header is aligned on 4 bytes. */
grub_netbuff_reserve (nb, 2);
@@ -281,6 +278,9 @@ search_net_devices (struct grub_ieee1275_devalias *alias)
card->txbuf = grub_zalloc (card->txbufsize);
if (!card->txbuf)
{
+ grub_free (ofdata->path);
+ grub_free (ofdata);
+ grub_free (card);
grub_print_error ();
return 0;
}
--
1.8.2.1