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authorPaul Moore <paul@paul-moore.com>2016-03-28 15:19:10 -0400
committerPaul Moore <paul@paul-moore.com>2016-04-05 16:10:52 -0400
commit899134f2f6e27dcae1fee12593c492577cc80987 (patch)
treee9581c725a218d2aec26b2a5f5a7c3850c2e94f0 /security
parent341e0cb593a2b7ec86dd6ca96c68eadc3f6fe1e6 (diff)
downloadlinux-899134f2f6e27dcae1fee12593c492577cc80987.tar.gz
selinux: don't revalidate inodes in selinux_socket_getpeersec_dgram()
We don't have to worry about socket inodes being invalidated so use inode_security_novalidate() to fetch the inode's security blob. Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/hooks.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 912deee3f01e..65642be91644 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4598,6 +4598,7 @@ static int selinux_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *
{
u32 peer_secid = SECSID_NULL;
u16 family;
+ struct inode_security_struct *isec;
if (skb && skb->protocol == htons(ETH_P_IP))
family = PF_INET;
@@ -4608,9 +4609,10 @@ static int selinux_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *
else
goto out;
- if (sock && family == PF_UNIX)
- selinux_inode_getsecid(SOCK_INODE(sock), &peer_secid);
- else if (skb)
+ if (sock && family == PF_UNIX) {
+ isec = inode_security_novalidate(SOCK_INODE(sock));
+ peer_secid = isec->sid;
+ } else if (skb)
selinux_skb_peerlbl_sid(skb, family, &peer_secid);
out: