From 45c950e0f839fded922ebc0bfd59b1081cc71b70 Mon Sep 17 00:00:00 2001
From: Paul Moore <paul.moore@hp.com>
Date: Tue, 22 Jan 2008 09:31:00 +1100
Subject: [PATCH] selinux: fix memory leak in netlabel code
Fix a memory leak in security_netlbl_sid_to_secattr() as reported here:
* https://bugzilla.redhat.com/show_bug.cgi?id=352281
Signed-off-by: Paul Moore <paul.moore@hp.com>
Signed-off-by: James Morris <jmorris@namei.org>
---
security/selinux/netlabel.c | 7 +++++--
security/selinux/ss/services.c | 2 --
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/security/selinux/netlabel.c b/security/selinux/netlabel.c
index d243ddc723a5..66e013d6f6f6 100644
--- a/security/selinux/netlabel.c
+++ b/security/selinux/netlabel.c
@@ -53,10 +53,11 @@ static int selinux_netlbl_sock_setsid(struct sock *sk, u32 sid)
struct sk_security_struct *sksec = sk->sk_security;
struct netlbl_lsm_secattr secattr;
+ netlbl_secattr_init(&secattr);
+
rc = security_netlbl_sid_to_secattr(sid, &secattr);
if (rc != 0)
- return rc;
-
+ goto sock_setsid_return;
rc = netlbl_sock_setattr(sk, &secattr);
if (rc == 0) {
spin_lock_bh(&sksec->nlbl_lock);
@@ -64,6 +65,8 @@ static int selinux_netlbl_sock_setsid(struct sock *sk, u32 sid)
spin_unlock_bh(&sksec->nlbl_lock);
}
+sock_setsid_return:
+ netlbl_secattr_destroy(&secattr);
return rc;
}
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index d572dc908f31..f83b19daed16 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -2606,8 +2606,6 @@ int security_netlbl_sid_to_secattr(u32 sid, struct netlbl_lsm_secattr *secattr)
int rc = -ENOENT;
struct context *ctx;
- netlbl_secattr_init(secattr);
-
if (!ss_initialized)
return 0;
--
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