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authorChristian Göttsche <cgzones@googlemail.com>2025-03-18 09:33:30 +0100
committerPaul Moore <paul@paul-moore.com>2025-04-11 16:29:51 -0400
commite6fb56b2253d49d192d4fe790698462d5422c041 (patch)
tree80a00d8a04d6f74e0ffed49ccbea27c1545aafe1
parent9cc034be10a52c30719f8b9436d81b981421bfb7 (diff)
selinux: add likely hints for fast paths
In the network hashtable lookup code add likely() compiler hints in the fast path, like already done in sel_netif_sid(). Signed-off-by: Christian Göttsche <cgzones@googlemail.com> Signed-off-by: Paul Moore <paul@paul-moore.com>
-rw-r--r--security/selinux/ibpkey.c2
-rw-r--r--security/selinux/netnode.c2
-rw-r--r--security/selinux/netport.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/security/selinux/ibpkey.c b/security/selinux/ibpkey.c
index 48f537b41c58..94f3eef22bad 100644
--- a/security/selinux/ibpkey.c
+++ b/security/selinux/ibpkey.c
@@ -184,7 +184,7 @@ int sel_ib_pkey_sid(u64 subnet_prefix, u16 pkey_num, u32 *sid)
rcu_read_lock();
pkey = sel_ib_pkey_find(subnet_prefix, pkey_num);
- if (pkey) {
+ if (likely(pkey)) {
*sid = pkey->psec.sid;
rcu_read_unlock();
return 0;
diff --git a/security/selinux/netnode.c b/security/selinux/netnode.c
index b7900d5ae557..8bb456d80dd5 100644
--- a/security/selinux/netnode.c
+++ b/security/selinux/netnode.c
@@ -253,7 +253,7 @@ int sel_netnode_sid(const void *addr, u16 family, u32 *sid)
rcu_read_lock();
node = sel_netnode_find(addr, family);
- if (node != NULL) {
+ if (likely(node != NULL)) {
*sid = node->nsec.sid;
rcu_read_unlock();
return 0;
diff --git a/security/selinux/netport.c b/security/selinux/netport.c
index 2e22ad9c2bd0..7d2207384d40 100644
--- a/security/selinux/netport.c
+++ b/security/selinux/netport.c
@@ -186,7 +186,7 @@ int sel_netport_sid(u8 protocol, u16 pnum, u32 *sid)
rcu_read_lock();
port = sel_netport_find(protocol, pnum);
- if (port != NULL) {
+ if (likely(port != NULL)) {
*sid = port->psec.sid;
rcu_read_unlock();
return 0;