Commit e6fb56b2 authored Mar 18, 2025 by Christian Göttsche Committed by Paul Moore Apr 11, 2025

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>

parent 9cc034be

security/selinux/ibpkey.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;

security/selinux/netnode.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;

security/selinux/netport.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;