diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
index e68adf39771f..dc908e1f5a88 100644
--- a/security/apparmor/policy_unpack.c
+++ b/security/apparmor/policy_unpack.c
@@ -835,7 +835,7 @@ fail_reset:
 }
 
 
-static size_t unpack_tags(struct aa_ext *e, struct aa_tags_struct *tags,
+static int unpack_tags(struct aa_ext *e, struct aa_tags_struct *tags,
 	const char **info)
 {
 	int error = -EPROTO;