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-rw-r--r--security/selinux/hooks.c8
-rw-r--r--security/selinux/include/xfrm.h5
2 files changed, 8 insertions, 5 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index d3555bdf66af..4bc068b3773d 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3722,8 +3722,12 @@ static int selinux_skb_peerlbl_sid(struct sk_buff *skb, u16 family, u32 *sid)
u32 nlbl_sid;
u32 nlbl_type;
- selinux_skb_xfrm_sid(skb, &xfrm_sid);
- selinux_netlbl_skbuff_getsid(skb, family, &nlbl_type, &nlbl_sid);
+ err = selinux_skb_xfrm_sid(skb, &xfrm_sid);
+ if (unlikely(err))
+ return -EACCES;
+ err = selinux_netlbl_skbuff_getsid(skb, family, &nlbl_type, &nlbl_sid);
+ if (unlikely(err))
+ return -EACCES;
err = security_net_peersid_resolve(nlbl_sid, nlbl_type, xfrm_sid, sid);
if (unlikely(err)) {
diff --git a/security/selinux/include/xfrm.h b/security/selinux/include/xfrm.h
index 60774bcf61b3..7605251936f5 100644
--- a/security/selinux/include/xfrm.h
+++ b/security/selinux/include/xfrm.h
@@ -76,10 +76,9 @@ static inline void selinux_xfrm_notify_policyload(void)
}
#endif
-static inline void selinux_skb_xfrm_sid(struct sk_buff *skb, u32 *sid)
+static inline int selinux_skb_xfrm_sid(struct sk_buff *skb, u32 *sid)
{
- int err = selinux_xfrm_decode_session(skb, sid, 0);
- BUG_ON(err);
+ return selinux_xfrm_decode_session(skb, sid, 0);
}
#endif /* _SELINUX_XFRM_H_ */