From: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
Retrieve the netlabel_wildcard policy capability in security_netif_sid()
from the locked active policy instead of the cached value in
selinux_state.
Fixes: 8af43b61c17e ("selinux: support wildcard network interface names")
Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
---
security/selinux/ss/services.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 1b11648d9b85..e431772c6168 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -2587,14 +2587,13 @@ int security_netif_sid(const char *name, u32 *if_sid)
return 0;
}
- wildcard_support = selinux_policycap_netif_wildcard();
-
retry:
rc = 0;
rcu_read_lock();
policy = rcu_dereference(selinux_state.policy);
policydb = &policy->policydb;
sidtab = policy->sidtab;
+ wildcard_support = ebitmap_get_bit(&policydb->policycaps, POLICYDB_CAP_NETIF_WILDCARD);
c = policydb->ocontexts[OCON_NETIF];
while (c) {
--
2.47.2
