From: Paul Moore <paul@xxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxx>
---
security/selinux/hooks.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index f8110cf..ec1a1a8 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:
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