diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
index 2a0eb94..c886a2b 100644
--- a/security/keys/process_keys.c
+++ b/security/keys/process_keys.c
@@ -660,7 +660,7 @@
 
 		key = key_lookup(id);
 		if (IS_ERR(key)) {
-			key_ref = ERR_PTR(PTR_ERR(key));
+			key_ref = ERR_CAST(key);
 			goto error;
 		}