Commit 5e99b81f authored by Christian Göttsche's avatar Christian Göttsche Committed by Paul Moore
Browse files

selinux: rework match_ipv6_addrmask() 



Constify parameters, add size hints, and simplify control flow.

According to godbolt the same assembly is generated.

Signed-off-by: default avatarChristian Göttsche <cgzones@googlemail.com>
Signed-off-by: default avatarPaul Moore <paul@paul-moore.com>
parent 90903085

security/selinux/ss/services.c

+5 −7
Original line number Diff line number Diff line
@@ -2597,17 +2597,15 @@ int security_netif_sid(char *name, u32 *if_sid) 
	return rc;

}



static int match_ipv6_addrmask(u32 *input, u32 *addr, u32 *mask)

static bool match_ipv6_addrmask(const u32 input[4], const u32 addr[4], const u32 mask[4])

{

	int i, fail = 0;

	int i;



	for (i = 0; i < 4; i++)

		if (addr[i] != (input[i] & mask[i])) {

			fail = 1;

			break;

		}

		if (addr[i] != (input[i] & mask[i]))

			return false;



	return !fail;

	return true;

}



/**